/*
  * jQuery validation plug-in pre-1.5.2
  *
  * http://bassistance.de/jquery-plugins/jquery-plugin-validation/
  * http://docs.jquery.com/Plugins/Validation
  *
  * Copyright (c) 2006 - 2008 Jörn Zaefferer
  *
  * $Id$
  *
  * Dual licensed under the MIT and GPL licenses:
  *   http://www.opensource.org/licenses/mit-license.php
  *   http://www.gnu.org/licenses/gpl.html
  */
 
 (function($) {
 
 $.extend($.fn, {
         // http://docs.jquery.com/Plugins/Validation/validate
         validate: function( options ) {
                 
                 // if nothing is selected, return nothing; can't chain anyway
                 if (!this.length) {
                         options && options.debug && window.console && console.warn( "nothing selected, can't validate, returning nothing" );
                         return;
                 }
                 
                 // check if a validator for this form was already created
                 var validator = $.data(this[0], 'validator');
                 if ( validator ) {
                         return validator;
                 }
                 
                 validator = new $.validator( options, this[0] );
                 $.data(this[0], 'validator', validator); 
                 
                 if ( validator.settings.onsubmit ) {
                 
                         // allow suppresing validation by adding a cancel class to the submit button
                         this.find("input, button").filter(".cancel").click(function() {
                                 validator.cancelSubmit = true;
                         });
                 
                         // validate the form on submit
                         this.submit( function( event ) {
                                 if ( validator.settings.debug )
                                         // prevent form submit to be able to see console output
                                         event.preventDefault();
                                         
                                 function handle() {
                                         if ( validator.settings.submitHandler ) {
                                                 validator.settings.submitHandler.call( validator, validator.currentForm );
                                                 return false;
                                         }
                                         return true;
                                 }
                                         
                                 // prevent submit for invalid forms or custom submit handlers
                                 if ( validator.cancelSubmit ) {
                                         validator.cancelSubmit = false;
                                         return handle();
                                 }
                                 if ( validator.form() ) {
                                         if ( validator.pendingRequest ) {
                                                 validator.formSubmitted = true;
                                                 return false;
                                         }
                                         return handle();
                                 } else {
                                         validator.focusInvalid();
                                         return false;
                                 }
                         });
                 }
                 
                 return validator;
         },
         // http://docs.jquery.com/Plugins/Validation/valid
         valid: function() {
         if ( $(this[0]).is('form')) {
             return this.validate().form();
         } else {
             var valid = false;
             var validator = $(this[0].form).validate();
             this.each(function() {
                                 valid |= validator.element(this);
             });
             return valid;
         }
     },
         // attributes: space seperated list of attributes to retrieve and remove
         removeAttrs: function(attributes) {
                 var result = {},
                         $element = this;
                 $.each(attributes.split(/\s/), function(index, value) {
                         result[value] = $element.attr(value);
                         $element.removeAttr(value);
                 });
                 return result;
         },
         // http://docs.jquery.com/Plugins/Validation/rules
         rules: function(command, argument) {
                 var element = this[0];
                 
                 if (command) {
                         var settings = $.data(element.form, 'validator').settings;
                         var staticRules = settings.rules;
                         var existingRules = $.validator.staticRules(element);
                         switch(command) {
                         case "add":
                                 $.extend(existingRules, $.validator.normalizeRule(argument));
                                 staticRules[element.name] = existingRules;
                                 if (argument.messages)
                                         settings.messages[element.name] = $.extend( settings.messages[element.name], argument.messages );
                                 break;
                         case "remove":
                                 if (!argument) {
                                         delete staticRules[element.name];
                                         return existingRules;
                                 }
                                 var filtered = {};
                                 $.each(argument.split(/\s/), function(index, method) {
                                         filtered[method] = existingRules[method];
                                         delete existingRules[method];
                                 });
                                 return filtered;
                         }
                 }
                 
                 var data = $.validator.normalizeRules(
                 $.extend(
                         {},
                         $.validator.metadataRules(element),
                         $.validator.classRules(element),
                         $.validator.attributeRules(element),
                         $.validator.staticRules(element)
                 ), element);
                 
                 // make sure required is at front
                 if (data.required) {
                         var param = data.required;
                         delete data.required;
                         data = $.extend({required: param}, data);
                 }
                 
                 return data;
         }
 });
 
 // Custom selectors
 $.extend($.expr[":"], {
         // http://docs.jquery.com/Plugins/Validation/blank
         blank: function(a) {return !$.trim(a.value);},
         // http://docs.jquery.com/Plugins/Validation/filled
         filled: function(a) {return !!$.trim(a.value);},
         // http://docs.jquery.com/Plugins/Validation/unchecked
         unchecked: function(a) {return !a.checked;}
 });
 
 
 $.format = function(source, params) {
         if ( arguments.length == 1 ) 
                 return function() {
                         var args = $.makeArray(arguments);
                         args.unshift(source);
                         return $.format.apply( this, args );
                 };
         if ( arguments.length > 2 && params.constructor != Array  ) {
                 params = $.makeArray(arguments).slice(1);
         }
         if ( params.constructor != Array ) {
                 params = [ params ];
         }
         $.each(params, function(i, n) {
                 source = source.replace(new RegExp("\\{" + i + "\\}", "g"), n);
         });
         return source;
 };
 
 // constructor for validator
 $.validator = function( options, form ) {
         this.settings = $.extend( {}, $.validator.defaults, options );
         this.currentForm = form;
         this.init();
 };
 
 $.extend($.validator, {
 
         defaults: {
                 messages: {},
                 groups: {},
                 rules: {},
                 errorClass: "error",
                 errorElement: "label",
                 focusInvalid: true,
                 errorContainer: $( [] ),
                 errorLabelContainer: $( [] ),
                 onsubmit: true,
                 ignore: [],
                 ignoreTitle: false,
                 onfocusin: function(element) {
                         this.lastActive = element;
                                 
                         // hide error label and remove error class on focus if enabled
                         if ( this.settings.focusCleanup && !this.blockFocusCleanup ) {
                                 this.settings.unhighlight && this.settings.unhighlight.call( this, element, this.settings.errorClass );
                                 this.errorsFor(element).hide();
                         }
                 },
                 onfocusout: function(element) {
                         if ( !this.checkable(element) && (element.name in this.submitted || !this.optional(element)) ) {
                                 this.element(element);
                         }
                 },
                 onkeyup: function(element) {
                         if ( element.name in this.submitted || element == this.lastElement ) {
                                 this.element(element);
                         }
                 },
                 onclick: function(element) {
                         if ( element.name in this.submitted )
                                 this.element(element);
                 },
                 highlight: function( element, errorClass ) {
                         $( element ).addClass( errorClass );
                 },
                 unhighlight: function( element, errorClass ) {
                         $( element ).removeClass( errorClass );
                 }
         },
 
         // http://docs.jquery.com/Plugins/Validation/Validator/setDefaults
         setDefaults: function(settings) {
                 $.extend( $.validator.defaults, settings );
         },
 
         messages: {
                 required: "This field is required.",
                 remote: "Please fix this field.",
                 email: "Please enter a valid email address.",
                 url: "Please enter a valid URL.",
                 date: "Please enter a valid date.",
                 dateISO: "Please enter a valid date (ISO).",
                 dateDE: "Bitte geben Sie ein gültiges Datum ein.",
                 number: "Please enter a valid number.",
                 numberDE: "Bitte geben Sie eine Nummer ein.",
                 digits: "Please enter only digits",
                 creditcard: "Please enter a valid credit card number.",
                 equalTo: "Please enter the same value again.",
                 accept: "Please enter a value with a valid extension.",
                 maxlength: $.format("Please enter no more than {0} characters."),
                 minlength: $.format("Please enter at least {0} characters."),
                 rangelength: $.format("Please enter a value between {0} and {1} characters long."),
                 range: $.format("Please enter a value between {0} and {1}."),
                 max: $.format("Please enter a value less than or equal to {0}."),
                 min: $.format("Please enter a value greater than or equal to {0}.")
         },
         
         autoCreateRanges: false,
         
         prototype: {
                 
                 init: function() {
                         this.labelContainer = $(this.settings.errorLabelContainer);
                         this.errorContext = this.labelContainer.length && this.labelContainer || $(this.currentForm);
                         this.containers = $(this.settings.errorContainer).add( this.settings.errorLabelContainer );
                         this.submitted = {};
                         this.valueCache = {};
                         this.pendingRequest = 0;
                         this.pending = {};
                         this.invalid = {};
                         this.reset();
                         
                         var groups = (this.groups = {});
                         $.each(this.settings.groups, function(key, value) {
                                 $.each(value.split(/\s/), function(index, name) {
                                         groups[name] = key;
                                 });
                         });
                         var rules = this.settings.rules;
                         $.each(rules, function(key, value) {
                                 rules[key] = $.validator.normalizeRule(value);
                         });
                         
                         function delegate(event) {
                                 var validator = $.data(this[0].form, "validator");
                                 validator.settings["on" + event.type] && validator.settings["on" + event.type].call(validator, this[0] );
                         }
                         $(this.currentForm)
                                 .delegate("focusin focusout keyup", ":text, :password, :file, select, textarea", delegate)
                                 .delegate("click", ":radio, :checkbox", delegate);
 
                         if (this.settings.invalidHandler)
                                 $(this.currentForm).bind("invalid-form.validate", this.settings.invalidHandler);
                 },
 
                 // http://docs.jquery.com/Plugins/Validation/Validator/form
                 form: function() {
                         this.checkForm();
                         $.extend(this.submitted, this.errorMap);
                         this.invalid = $.extend({}, this.errorMap);
                         if (!this.valid())
                                 $(this.currentForm).triggerHandler("invalid-form", [this]);
                         this.showErrors();
                         return this.valid();
                 },
                 
                 checkForm: function() {
                         this.prepareForm();
                         for ( var i = 0, elements = (this.currentElements = this.elements()); elements[i]; i++ ) {
                                 this.check( elements[i] );
                         }
                         return this.valid(); 
                 },
                 
                 // http://docs.jquery.com/Plugins/Validation/Validator/element
                 element: function( element ) {
                         element = this.clean( element );
                         this.lastElement = element;
                         this.prepareElement( element );
                         this.currentElements = $(element);
                         var result = this.check( element );
                         if ( result ) {
                                 delete this.invalid[element.name];
                         } else {
                                 this.invalid[element.name] = true;
                         }
                         if ( !this.numberOfInvalids() ) {
                                 // Hide error containers on last error
                                 this.toHide = this.toHide.add( this.containers );
                         }
                         this.showErrors();
                         return result;
                 },
 
                 // http://docs.jquery.com/Plugins/Validation/Validator/showErrors
                 showErrors: function(errors) {
                         if(errors) {
                                 // add items to error list and map
                                 $.extend( this.errorMap, errors );
                                 this.errorList = [];
                                 for ( var name in errors ) {
                                         this.errorList.push({
                                                 message: errors[name],
                                                 element: this.findByName(name)[0]
                                         });
                                 }
                                 // remove items from success list
                                 this.successList = $.grep( this.successList, function(element) {
                                         return !(element.name in errors);
                                 });
                         }
                         this.settings.showErrors
                                 ? this.settings.showErrors.call( this, this.errorMap, this.errorList )
                                 : this.defaultShowErrors();
                 },
                 
                 // http://docs.jquery.com/Plugins/Validation/Validator/resetForm
                 resetForm: function() {
                         if ( $.fn.resetForm )
                                 $( this.currentForm ).resetForm();
                         this.submitted = {};
                         this.prepareForm();
                         this.hideErrors();
                         this.elements().removeClass( this.settings.errorClass );
                 },
                 
                 numberOfInvalids: function() {
                         return this.objectLength(this.invalid);
                 },
                 
                 objectLength: function( obj ) {
                         var count = 0;
                         for ( var i in obj )
                                 count++;
                         return count;
                 },
                 
                 hideErrors: function() {
                         this.addWrapper( this.toHide ).hide();
                 },
                 
                 valid: function() {
                         return this.size() == 0;
                 },
                 
                 size: function() {
                         return this.errorList.length;
                 },
                 
                 focusInvalid: function() {
                         if( this.settings.focusInvalid ) {
                                 try {
                                         $(this.findLastActive() || this.errorList.length && this.errorList[0].element || []).filter(":visible").focus();
                                 } catch(e) {
                                         // ignore IE throwing errors when focusing hidden elements
                                 }
                         }
                 },
                 
                 findLastActive: function() {
                         var lastActive = this.lastActive;
                         return lastActive && $.grep(this.errorList, function(n) {
                                 return n.element.name == lastActive.name;
                         }).length == 1 && lastActive;
                 },
                 
                 elements: function() {
                         var validator = this,
                                 rulesCache = {};
                         
                         // select all valid inputs inside the form (no submit or reset buttons)
                         // workaround $Query([]).add until http://dev.jquery.com/ticket/2114 is solved
                         return $([]).add(this.currentForm.elements)
                         .filter(":input")
                         .not(":submit, :reset, :image, [disabled]")
                         .not( this.settings.ignore )
                         .filter(function() {
                                 !this.name && validator.settings.debug && window.console && console.error( "%o has no name assigned", this);
                         
                                 // select only the first element for each name, and only those with rules specified
                                 if ( this.name in rulesCache || !validator.objectLength($(this).rules()) )
                                         return false;
                                 
                                 rulesCache[this.name] = true;
                                 return true;
                         });
                 },
                 
                 clean: function( selector ) {
                         return $( selector )[0];
                 },
                 
                 errors: function() {
                         return $( this.settings.errorElement + "." + this.settings.errorClass, this.errorContext );
                 },
                 
                 reset: function() {
                         this.successList = [];
                         this.errorList = [];
                         this.errorMap = {};
                         this.toShow = $([]);
                         this.toHide = $([]);
                         this.formSubmitted = false;
                         this.currentElements = $([]);
                 },
                 
                 prepareForm: function() {
                         this.reset();
                         this.toHide = this.errors().add( this.containers );
                 },
                 
                 prepareElement: function( element ) {
                         this.reset();
                         this.toHide = this.errorsFor(element);
                 },
         
                 check: function( element ) {
                         element = this.clean( element );
                         
                         // if radio/checkbox, validate first element in group instead
                         if (this.checkable(element)) {
                                 element = this.findByName( element.name )[0];
                         }
                         
                         var rules = $(element).rules();
                         var dependencyMismatch = false;
                         for( method in rules ) {
                                 var rule = { method: method, parameters: rules[method] };
                                 try {
                                         var result = $.validator.methods[method].call( this, element.value.replace(/\r/g, ""), element, rule.parameters );
                                         
                                         // if a method indicates that the field is optional and therefore valid,
                                         // don't mark it as valid when there are no other rules
                                         if ( result == "dependency-mismatch" ) {
                                                 dependencyMismatch = true;
                                                 continue;
                                         }
                                         dependencyMismatch = false;
                                         
                                         if ( result == "pending" ) {
                                                 this.toHide = this.toHide.not( this.errorsFor(element) );
                                                 return;
                                         }
                                         
                                         if( !result ) {
                                                 this.formatAndAdd( element, rule );
                                                 return false;
                                         }
                                 } catch(e) {
                                         this.settings.debug && window.console && console.log("exception occured when checking element " + element.id
                                                  + ", check the '" + rule.method + "' method");
                                         throw e;
                                 }
                         }
                         if (dependencyMismatch)
                                 return;
                         if ( this.objectLength(rules) )
                                 this.successList.push(element);
                         return true;
                 },
                 
                 // return the custom message for the given element and validation method
                 // specified in the element's "messages" metadata
                 customMetaMessage: function(element, method) {
                         if (!$.metadata)
                                 return;
                         
                         var meta = this.settings.meta
                                 ? $(element).metadata()[this.settings.meta]
                                 : $(element).metadata();
                         
                         return meta && meta.messages && meta.messages[method];
                 },
                 
                 // return the custom message for the given element name and validation method
                 customMessage: function( name, method ) {
                         var m = this.settings.messages[name];
                         return m && (m.constructor == String
                                 ? m
                                 : m[method]);
                 },
                 
                 // return the first defined argument, allowing empty strings
                 findDefined: function() {
                         for(var i = 0; i < arguments.length; i++) {
                                 if (arguments[i] !== undefined)
                                         return arguments[i];
                         }
                         return undefined;
                 },
                 
                 defaultMessage: function( element, method) {
                         return this.findDefined(
                                 this.customMessage( element.name, method ),
                                 this.customMetaMessage( element, method ),
                                 // title is never undefined, so handle empty string as undefined
                                 !this.settings.ignoreTitle && element.title || undefined,
                                 $.validator.messages[method],
                                 "<strong>Warning: No message defined for " + element.name + "</strong>"
                         );
                 },
                 
                 formatAndAdd: function( element, rule ) {
                         var message = this.defaultMessage( element, rule.method );
                         if ( typeof message == "function" ) 
                                 message = message.call(this, rule.parameters, element);
                         this.errorList.push({
                                 message: message,
                                 element: element
                         });
                         this.errorMap[element.name] = message;
                         this.submitted[element.name] = message;
                 },
                 
                 addWrapper: function(toToggle) {
                         if ( this.settings.wrapper )
                                 toToggle = toToggle.add( toToggle.parents( this.settings.wrapper ) );
                         return toToggle;
                 },
                 
                 defaultShowErrors: function() {
                         for ( var i = 0; this.errorList[i]; i++ ) {
                                 var error = this.errorList[i];
                                 this.settings.highlight && this.settings.highlight.call( this, error.element, this.settings.errorClass );
                                 this.showLabel( error.element, error.message );
                         }
                         if( this.errorList.length ) {
                                 this.toShow = this.toShow.add( this.containers );
                         }
                         if (this.settings.success) {
                                 for ( var i = 0; this.successList[i]; i++ ) {
                                         this.showLabel( this.successList[i] );
                                 }
                         }
                         if (this.settings.unhighlight) {
                                 for ( var i = 0, elements = this.validElements(); elements[i]; i++ ) {
                                         this.settings.unhighlight.call( this, elements[i], this.settings.errorClass );
                                 }
                         }
                         this.toHide = this.toHide.not( this.toShow );
                         this.hideErrors();
                         this.addWrapper( this.toShow ).show();
                 },
                 
                 validElements: function() {
                         return this.currentElements.not(this.invalidElements());
                 },
                 
                 invalidElements: function() {
                         return $(this.errorList).map(function() {
                                 return this.element;
                         });
                 },
                 
                 showLabel: function(element, message) {
                         var label = this.errorsFor( element );
                         if ( label.length ) {
                                 // refresh error/success class
                                 label.removeClass().addClass( this.settings.errorClass );
                         
                                 // check if we have a generated label, replace the message then
                                 label.attr("generated") && label.html(message);
                         } else {
                                 // create label
                                 label = $("<" + this.settings.errorElement + "/>")
                                         .attr({"for":  this.idOrName(element), generated: true})
                                         .addClass(this.settings.errorClass)
                                         .html(message || "");
                                 if ( this.settings.wrapper ) {
                                         // make sure the element is visible, even in IE
                                         // actually showing the wrapped element is handled elsewhere
                                         label = label.hide().show().wrap("<" + this.settings.wrapper + "/>").parent();
                                 }
                                 if ( !this.labelContainer.append(label).length )
                                         this.settings.errorPlacement
                                                 ? this.settings.errorPlacement(label, $(element) )
                                                 : label.insertAfter(element);
                         }
                         if ( !message && this.settings.success ) {
                                 label.text("");
                                 typeof this.settings.success == "string"
                                         ? label.addClass( this.settings.success )
                                         : this.settings.success( label );
                         }
                         this.toShow = this.toShow.add(label);
                 },
                 
                 errorsFor: function(element) {
                         return this.errors().filter("[for='" + this.idOrName(element) + "']");
                 },
                 
                 idOrName: function(element) {
                         return this.groups[element.name] || (this.checkable(element) ? element.name : element.id || element.name);
                 },
 
                 checkable: function( element ) {
                         return /radio|checkbox/i.test(element.type);
                 },
                 
                 findByName: function( name ) {
                         // select by name and filter by form for performance over form.find("[name=...]")
                         var form = this.currentForm;
                         return $(document.getElementsByName(name)).map(function(index, element) {
                                 return element.form == form && element.name == name && element  || null;
                         });
                 },
                 
                 getLength: function(value, element) {
                         switch( element.nodeName.toLowerCase() ) {
                         case 'select':
                                 return $("option:selected", element).length;
                         case 'input':
                                 if( this.checkable( element) )
                                         return this.findByName(element.name).filter(':checked').length;
                         }
                         return value.length;
                 },
         
                 depend: function(param, element) {
                         return this.dependTypes[typeof param]
                                 ? this.dependTypes[typeof param](param, element)
                                 : true;
                 },
         
                 dependTypes: {
                         "boolean": function(param, element) {
                                 return param;
                         },
                         "string": function(param, element) {
                                 return !!$(param, element.form).length;
                         },
                         "function": function(param, element) {
                                 return param(element);
                         }
                 },
                 
                 optional: function(element) {
                         return !$.validator.methods.required.call(this, $.trim(element.value), element) && "dependency-mismatch";
                 },
                 
                 startRequest: function(element) {
                         if (!this.pending[element.name]) {
                                 this.pendingRequest++;
                                 this.pending[element.name] = true;
                         }
                 },
                 
                 stopRequest: function(element, valid) {
                         this.pendingRequest--;
                         // sometimes synchronization fails, make sure pendingRequest is never < 0
                         if (this.pendingRequest < 0)
                                 this.pendingRequest = 0;
                         delete this.pending[element.name];
                         if ( valid && this.pendingRequest == 0 && this.formSubmitted && this.form() ) {
                                 $(this.currentForm).submit();
                         } else if (!valid && this.pendingRequest == 0 && this.formSubmitted) {
                                 $(this.currentForm).triggerHandler("invalid-form", [this]);
                         }
                 },
                 
                 previousValue: function(element) {
                         return $.data(element, "previousValue") || $.data(element, "previousValue", previous = {
                                 old: null,
                                 valid: true,
                                 message: this.defaultMessage( element, "remote" )
                         });
                 }
                 
         },
         
         classRuleSettings: {
                 required: {required: true},
                 email: {email: true},
                 url: {url: true},
                 date: {date: true},
                 dateISO: {dateISO: true},
                 dateDE: {dateDE: true},
                 number: {number: true},
                 numberDE: {numberDE: true},
                 digits: {digits: true},
                 creditcard: {creditcard: true}
         },
         
         addClassRules: function(className, rules) {
                 className.constructor == String ?
                         this.classRuleSettings[className] = rules :
                         $.extend(this.classRuleSettings, className);
         },
         
         classRules: function(element) {
                 var rules = {};
                 var classes = $(element).attr('class');
                 classes && $.each(classes.split(' '), function() {
                         if (this in $.validator.classRuleSettings) {
                                 $.extend(rules, $.validator.classRuleSettings[this]);
                         }
                 });
                 return rules;
         },
         
         attributeRules: function(element) {
                 var rules = {};
                 var $element = $(element);
                 
                 for (method in $.validator.methods) {
                         var value = $element.attr(method);
                         if (value) {
                                 rules[method] = value;
                         }
                 }
                 
                 // maxlength may be returned as -1, 2147483647 (IE) and 524288 (safari) for text inputs
                 if (rules.maxlength && /-1|2147483647|524288/.test(rules.maxlength)) {
                         delete rules.maxlength;
                 }
                 
                 return rules;
         },
         
         metadataRules: function(element) {
                 if (!$.metadata) return {};
                 
                 var meta = $.data(element.form, 'validator').settings.meta;
                 return meta ?
                         $(element).metadata()[meta] :
                         $(element).metadata();
         },
         
         staticRules: function(element) {
                 var rules = {};
                 var validator = $.data(element.form, 'validator');
                 if (validator.settings.rules) {
                         rules = $.validator.normalizeRule(validator.settings.rules[element.name]) || {};
                 }
                 return rules;
         },
         
         normalizeRules: function(rules, element) {
                 // handle dependency check
                 $.each(rules, function(prop, val) {
                         // ignore rule when param is explicitly false, eg. required:false
                         if (val === false) {
                                 delete rules[prop];
                                 return;
                         }
                         if (val.param || val.depends) {
                                 var keepRule = true;
                                 switch (typeof val.depends) {
                                         case "string":
                                                 keepRule = !!$(val.depends, element.form).length;
                                                 break;
                                         case "function":
                                                 keepRule = val.depends.call(element, element);
                                                 break;
                                 }
                                 if (keepRule) {
                                         rules[prop] = val.param !== undefined ? val.param : true;
                                 } else {
                                         delete rules[prop];
                                 }
                         }
                 });
                 
                 // evaluate parameters
                 $.each(rules, function(rule, parameter) {
                         rules[rule] = $.isFunction(parameter) ? parameter(element) : parameter;
                 });
                 
                 // clean number parameters
                 $.each(['minlength', 'maxlength', 'min', 'max'], function() {
                         if (rules[this]) {
                                 rules[this] = Number(rules[this]);
                         }
                 });
                 $.each(['rangelength', 'range'], function() {
                         if (rules[this]) {
                                 rules[this] = [Number(rules[this][0]), Number(rules[this][1])];
                         }
                 });
                 
                 if ($.validator.autoCreateRanges) {
                         // auto-create ranges
                         if (rules.min && rules.max) {
                                 rules.range = [rules.min, rules.max];
                                 delete rules.min;
                                 delete rules.max;
                         }
                         if (rules.minlength && rules.maxlength) {
                                 rules.rangelength = [rules.minlength, rules.maxlength];
                                 delete rules.minlength;
                                 delete rules.maxlength;
                         }
                 }
                 
                 // To support custom messages in metadata ignore rule methods titled "messages"
                 if (rules.messages) {
                         delete rules.messages
                 }
                 
                 return rules;
         },
         
         // Converts a simple string to a {string: true} rule, e.g., "required" to {required:true}
         normalizeRule: function(data) {
                 if( typeof data == "string" ) {
                         var transformed = {};
                         $.each(data.split(/\s/), function() {
                                 transformed[this] = true;
                         });
                         data = transformed;
                 }
                 return data;
         },
         
         // http://docs.jquery.com/Plugins/Validation/Validator/addMethod
         addMethod: function(name, method, message) {
                 $.validator.methods[name] = method;
                 $.validator.messages[name] = message;
                 if (method.length < 3) {
                         $.validator.addClassRules(name, $.validator.normalizeRule(name));
                 }
         },
 
         methods: {
 
                 // http://docs.jquery.com/Plugins/Validation/Methods/required
                 required: function(value, element, param) {
                         // check if dependency is met
                         if ( !this.depend(param, element) )
                                 return "dependency-mismatch";
                         switch( element.nodeName.toLowerCase() ) {
                         case 'select':
                                 var options = $("option:selected", element);
                                 return options.length > 0 && ( element.type == "select-multiple" || ($.browser.msie && !(options[0].attributes['value'].specified) ? options[0].text : options[0].value).length > 0);
                         case 'input':
                                 if ( this.checkable(element) )
                                         return this.getLength(value, element) > 0;
                         default:
                                 return $.trim(value).length > 0;
                         }
                 },
                 
                 // http://docs.jquery.com/Plugins/Validation/Methods/remote
                 remote: function(value, element, param) {
                         if ( this.optional(element) )
                                 return "dependency-mismatch";
                         
                         var previous = this.previousValue(element);
                         
                         if (!this.settings.messages[element.name] )
                                 this.settings.messages[element.name] = {};
                         this.settings.messages[element.name].remote = typeof previous.message == "function" ? previous.message(value) : previous.message;
                         
                         param = typeof param == "string" && {url:param} || param; 
                         
                         if ( previous.old !== value ) {
                                 previous.old = value;
                                 var validator = this;
                                 this.startRequest(element);
                                 var data = {};
                                 data[element.name] = value;
                                 $.ajax($.extend(true, {
                                         url: param,
                                         mode: "abort",
                                         port: "validate" + element.name,
                                         dataType: "json",
                                         data: data,
                                         success: function(response) {
                                                 if ( response ) {
                                                         var submitted = validator.formSubmitted;
                                                         validator.prepareElement(element);
                                                         validator.formSubmitted = submitted;
                                                         validator.successList.push(element);
                                                         validator.showErrors();
                                                 } else {
                                                         var errors = {};
                                                         errors[element.name] =  response || validator.defaultMessage( element, "remote" );
                                                         validator.showErrors(errors);
                                                 }
                                                 previous.valid = response;
                                                 validator.stopRequest(element, response);
                                         }
                                 }, param));
                                 return "pending";
                         } else if( this.pending[element.name] ) {
                                 return "pending";
                         }
                         return previous.valid;
                 },
 
                 // http://docs.jquery.com/Plugins/Validation/Methods/minlength
                 minlength: function(value, element, param) {
                         return this.optional(element) || this.getLength($.trim(value), element) >= param;
                 },
                 
                 // http://docs.jquery.com/Plugins/Validation/Methods/maxlength
                 maxlength: function(value, element, param) {
                         return this.optional(element) || this.getLength($.trim(value), element) <= param;
                 },
                 
                 // http://docs.jquery.com/Plugins/Validation/Methods/rangelength
                 rangelength: function(value, element, param) {
                         var length = this.getLength($.trim(value), element);
                         return this.optional(element) || ( length >= param[0] && length <= param[1] );
                 },
                 
                 // http://docs.jquery.com/Plugins/Validation/Methods/min
                 min: function( value, element, param ) {
                         return this.optional(element) || value >= param;
                 },
                 
                 // http://docs.jquery.com/Plugins/Validation/Methods/max
                 max: function( value, element, param ) {
                         return this.optional(element) || value <= param;
                 },
                 
                 // http://docs.jquery.com/Plugins/Validation/Methods/range
                 range: function( value, element, param ) {
                         return this.optional(element) || ( value >= param[0] && value <= param[1] );
                 },
                 
                 // http://docs.jquery.com/Plugins/Validation/Methods/email
                 email: function(value, element) {
                         // contributed by Scott Gonzalez: http://projects.scottsplayground.com/email_address_validation/
                         return this.optional(element) || /^((([a-z]|\d|[!#\$%&'\*\+\-\/=\?\^_`{\|}~]|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])+(\.([a-z]|\d|[!#\$%&'\*\+\-\/=\?\^_`{\|}~]|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])+)*)|((\x22)((((\x20|\x09)*(\x0d\x0a))?(\x20|\x09)+)?(([\x01-\x08\x0b\x0c\x0e-\x1f\x7f]|\x21|[\x23-\x5b]|[\x5d-\x7e]|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])|(\\([\x01-\x09\x0b\x0c\x0d-\x7f]|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF]))))*(((\x20|\x09)*(\x0d\x0a))?(\x20|\x09)+)?(\x22)))@((([a-z]|\d|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])|(([a-z]|\d|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])([a-z]|\d|-|\.|_|~|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])*([a-z]|\d|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])))\.)+(([a-z]|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])|(([a-z]|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])([a-z]|\d|-|\.|_|~|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])*([a-z]|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])))\.?$/i.test(value);
                 },
         
                 // http://docs.jquery.com/Plugins/Validation/Methods/url
                 url: function(value, element) {
                         // contributed by Scott Gonzalez: http://projects.scottsplayground.com/iri/
                         return this.optional(element) || /^(https?|ftp):\/\/(((([a-z]|\d|-|\.|_|~|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])|(%[\da-f]{2})|[!\$&'\(\)\*\+,;=]|:)*@)?(((\d|[1-9]\d|1\d\d|2[0-4]\d|25[0-5])\.(\d|[1-9]\d|1\d\d|2[0-4]\d|25[0-5])\.(\d|[1-9]\d|1\d\d|2[0-4]\d|25[0-5])\.(\d|[1-9]\d|1\d\d|2[0-4]\d|25[0-5]))|((([a-z]|\d|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])|(([a-z]|\d|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])([a-z]|\d|-|\.|_|~|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])*([a-z]|\d|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])))\.)+(([a-z]|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])|(([a-z]|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])([a-z]|\d|-|\.|_|~|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])*([a-z]|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])))\.?)(:\d*)?)(\/((([a-z]|\d|-|\.|_|~|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])|(%[\da-f]{2})|[!\$&'\(\)\*\+,;=]|:|@)+(\/(([a-z]|\d|-|\.|_|~|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])|(%[\da-f]{2})|[!\$&'\(\)\*\+,;=]|:|@)*)*)?)?(\?((([a-z]|\d|-|\.|_|~|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])|(%[\da-f]{2})|[!\$&'\(\)\*\+,;=]|:|@)|[\uE000-\uF8FF]|\/|\?)*)?(\#((([a-z]|\d|-|\.|_|~|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])|(%[\da-f]{2})|[!\$&'\(\)\*\+,;=]|:|@)|\/|\?)*)?$/i.test(value);
                 },
         
                 // http://docs.jquery.com/Plugins/Validation/Methods/date
                 date: function(value, element) {
                         return this.optional(element) || !/Invalid|NaN/.test(new Date(value));
                 },
         
                 // http://docs.jquery.com/Plugins/Validation/Methods/dateISO
                 dateISO: function(value, element) {
                         return this.optional(element) || /^\d{4}[\/-]\d{1,2}[\/-]\d{1,2}$/.test(value);
                 },
         
                 // http://docs.jquery.com/Plugins/Validation/Methods/dateDE
                 dateDE: function(value, element) {
                         return this.optional(element) || /^\d\d?\.\d\d?\.\d\d\d?\d?$/.test(value);
                 },
         
                 // http://docs.jquery.com/Plugins/Validation/Methods/number
                 number: function(value, element) {
                         return this.optional(element) || /^-?(?:\d+|\d{1,3}(?:,\d{3})+)(?:\.\d+)?$/.test(value);
                 },
         
                 // http://docs.jquery.com/Plugins/Validation/Methods/numberDE
                 numberDE: function(value, element) {
                         return this.optional(element) || /^-?(?:\d+|\d{1,3}(?:\.\d{3})+)(?:,\d+)?$/.test(value);
                 },
                 
                 // http://docs.jquery.com/Plugins/Validation/Methods/digits
                 digits: function(value, element) {
                         return this.optional(element) || /^\d+$/.test(value);
                 },
                 
                 // http://docs.jquery.com/Plugins/Validation/Methods/creditcard
                 // based on http://en.wikipedia.org/wiki/Luhn
                 creditcard: function(value, element) {
                         if ( this.optional(element) )
                                 return "dependency-mismatch";
                         // accept only digits and dashes
                         if (/[^0-9-]+/.test(value))
                                 return false;
                         var nCheck = 0,
                                 nDigit = 0,
                                 bEven = false;
 
                         value = value.replace(/\D/g, "");
 
                         for (n = value.length - 1; n >= 0; n--) {
                                 var cDigit = value.charAt(n);
                                 var nDigit = parseInt(cDigit, 10);
                                 if (bEven) {
                                         if ((nDigit *= 2) > 9)
                                                 nDigit -= 9;
                                 }
                                 nCheck += nDigit;
                                 bEven = !bEven;
                         }
 
                         return (nCheck % 10) == 0;
                 },
                 
                 // http://docs.jquery.com/Plugins/Validation/Methods/accept
                 accept: function(value, element, param) {
                         param = typeof param == "string" ? param : "png|jpe?g|gif";
                         return this.optional(element) || value.match(new RegExp(".(" + param + ")$", "i")); 
                 },
                 
                 // http://docs.jquery.com/Plugins/Validation/Methods/equalTo
                 equalTo: function(value, element, param) {
                         return value == $(param).val();
                 }
                 
         }
         
 });
 
 })(jQuery);
 
 // ajax mode: abort
 // usage: $.ajax({ mode: "abort"[, port: "uniqueport"]});
 // if mode:"abort" is used, the previous request on that port (port can be undefined) is aborted via XMLHttpRequest.abort() 
 ;(function($) {
         var ajax = $.ajax;
         var pendingRequests = {};
         $.ajax = function(settings) {
                 // create settings for compatibility with ajaxSetup
                 settings = $.extend(settings, $.extend({}, $.ajaxSettings, settings));
                 var port = settings.port;
                 if (settings.mode == "abort") {
                         if ( pendingRequests[port] ) {
                                 pendingRequests[port].abort();
                         }
                         return (pendingRequests[port] = ajax.apply(this, arguments));
                 }
                 return ajax.apply(this, arguments);
         };
 })(jQuery);
 
 // provides cross-browser focusin and focusout events
 // IE has native support, in other browsers, use event caputuring (neither bubbles)
 
 // provides delegate(type: String, delegate: Selector, handler: Callback) plugin for easier event delegation
 // handler is only called when $(event.target).is(delegate), in the scope of the jquery-object for event.target 
 
 // provides triggerEvent(type: String, target: Element) to trigger delegated events
 ;(function($) {
         $.each({
                 focus: 'focusin',
                 blur: 'focusout'        
         }, function( original, fix ){
                 $.event.special[fix] = {
                         setup:function() {
                                 if ( $.browser.msie ) return false;
                                 this.addEventListener( original, $.event.special[fix].handler, true );
                         },
                         teardown:function() {
                                 if ( $.browser.msie ) return false;
                                 this.removeEventListener( original,
                                 $.event.special[fix].handler, true );
                         },
                         handler: function(e) {
                                 arguments[0] = $.event.fix(e);
                                 arguments[0].type = fix;
                                 return $.event.handle.apply(this, arguments);
                         }
                 };
         });
         $.extend($.fn, {
                 delegate: function(type, delegate, handler) {
                         return this.bind(type, function(event) {
                                 var target = $(event.target);
                                 if (target.is(delegate)) {
                                         return handler.apply(target, arguments);
                                 }
                         });
                 },
                 triggerEvent: function(type, target) {
                         return this.triggerHandler(type, [$.event.fix({ type: type, target: target })]);
                 }
         })
 })(jQuery);