/**
 * jQuery Validation Plugin 1.8.1
 *
 * http://bassistance.de/jquery-plugins/jquery-plugin-validation/
 * http://docs.jquery.com/Plugins/Validation
 *
 * Copyright (c) 2006 - 2011 Jörn Zaefferer
 *
 * 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;
				});
				// when a submitHandler is used, capture the submitting button
				if(validator.settings.submitHandler) {
					this.find("input, button").filter(":submit").click(function() {
						validator.submitButton = this;
					});
				}

				// 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) {
							if(validator.submitButton) {
								// insert a hidden input as a replacement for the missing submit button
								var hidden = $("<input type='hidden'/>").attr("name", validator.submitButton.name).val(validator.submitButton.value).appendTo(validator.currentForm);
							}
							validator.settings.submitHandler.call(validator, validator.currentForm);
							if(validator.submitButton) {
								// and clean up afterwards; thanks to no-block-scope, hidden can be referenced
								hidden.remove();
							}
							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 = true;
				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;
		}
	});

	// constructor for validator
	$.validator = function(options, form) {
		this.settings = $.extend(true, {}, $.validator.defaults, options);
		this.currentForm = form;
		this.init();
	};
	$.validator.format = function(source, params) {
		if(arguments.length == 1)
			return function() {
				var args = $.makeArray(arguments);
				args.unshift(source);
				return $.validator.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;
	};
	$.extend($.validator, {

		defaults : {
			messages : {},
			groups : {},
			rules : {},
			errorClass : "error",
			validClass : "valid",
			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.settings.validClass);
					this.addWrapper(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) {
				// click on selects, radiobuttons and checkboxes
				if(element.name in this.submitted)
					this.element(element);
				// or option elements, check parent select in that case
				else if(element.parentNode.name in this.submitted)
					this.element(element.parentNode);
			},
			highlight : function(element, errorClass, validClass) {
				if(element.type === 'radio') {
					this.findByName(element.name).addClass(errorClass).removeClass(validClass);
				} else {
					$(element).addClass(errorClass).removeClass(validClass);
				}
			},
			unhighlight : function(element, errorClass, validClass) {
				if(element.type === 'radio') {
					this.findByName(element.name).removeClass(errorClass).addClass(validClass);
				} else {
					$(element).removeClass(errorClass).addClass(validClass);
				}
			}
		},

		// 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).",
			number : "Please enter a valid number.",
			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 : $.validator.format("Please enter no more than {0} characters."),
			minlength : $.validator.format("Please enter at least {0} characters."),
			rangelength : $.validator.format("Please enter a value between {0} and {1} characters long."),
			range : $.validator.format("Please enter a value between {0} and {1}."),
			max : $.validator.format("Please enter a value less than or equal to {0}."),
			min : $.validator.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"), eventType = "on" + event.type.replace(/^validate/, "");
					validator.settings[eventType] && validator.settings[eventType].call(validator, this[0]);
				}


				$(this.currentForm).validateDelegate(":text, :password, :file, select, textarea", "focusin focusout keyup", delegate).validateDelegate(":radio, :checkbox, select, option", "click", 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()
						// manually trigger focusin event; without it, focusin handler isn't called, findLastActive won't have anything to find
						.trigger("focusin");
					} 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)
				return $(this.currentForm).find("input, select, textarea").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.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 ).not(this.settings.ignore)[0];
				}

				var rules = $(element).rules();
				var dependencyMismatch = false;
				for(var 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", e);
						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), theregex = /\$?\{(\d+)\}/g;
				if( typeof message == "function") {
					message = message.call(this, rule.parameters, element);
				} else if(theregex.test(message)) {
					message = jQuery.format(message.replace(theregex, '{$1}'), rule.parameters);
				}
				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.parent(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.settings.validClass);
					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.settings.validClass);
					}
				}
				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);
					label.attr("generated") && label.append(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) {
				var name = this.idOrName(element);
				return this.errors().filter(function() {
					return $(this).attr('for') == name;
				});
			},
			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();
					this.formSubmitted = false;
				} else if(!valid && this.pendingRequest == 0 && this.formSubmitted) {
					$(this.currentForm).triggerHandler("invalid-form", [this]);
					this.formSubmitted = false;
				}
			},
			previousValue : function(element) {
				return $.data(element, "previousValue") || $.data(element, "previousValue", {
					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(var 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 != undefined ? message : $.validator.messages[name];
			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':
						// could be an array for select-multiple or a string, both are fine this way
						var val = $(element).val();
						return val && val.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] = {};
				previous.originalMessage = this.settings.messages[element.name].remote;
				this.settings.messages[element.name].remote = previous.message;
				param = typeof param == "string" && {
					url : param
				} || param;

				if(this.pending[element.name]) {
					return "pending";
				}

				if(previous.old === value) {
					return previous.valid;
				}

				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) {
						validator.settings.messages[element.name].remote = previous.originalMessage;
						var valid = response === true;
						if(valid) {
							var submitted = validator.formSubmitted;
							validator.prepareElement(element);
							validator.formSubmitted = submitted;
							validator.successList.push(element);
							validator.showErrors();
						} else {
							var errors = {};
							var message = response || validator.defaultMessage(element, "remote");
							errors[element.name] = previous.message = $.isFunction(message) ? message(value) : message;
							validator.showErrors(errors);
						}
						previous.valid = valid;
						validator.stopRequest(element, valid);
					}
				}, param));
				return "pending";
			},
			// http://docs.jquery.com/Plugins/Validation/Methods/minlength
			minlength : function(value, element, param) {
				return this.optional(element) || this.getLength($.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/number
			number : function(value, element) {
				return this.optional(element) || /^-?(?:\d+|\d{1,3}(?:,\d{3})+)(?:\.\d+)?$/.test(value);
			},
			// http://docs.jquery.com/Plugins/Validation/Methods/digits
			digits : function(value, element) {
				return this.optional(element) || /^\d+$/.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(var 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.replace(/,/g, '|') : "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) {
				// bind to the blur event of the target in order to revalidate whenever the target field is updated
				// TODO find a way to bind the event just once, avoiding the unbind-rebind overhead
				var target = $(param).unbind(".validate-equalTo").bind("blur.validate-equalTo", function() {
					$(element).valid();
				});
				return value == target.val();
			}
		}

	});

	// deprecated, use $.validator.format instead
	$.format = $.validator.format;

})(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 pendingRequests = {};
	// Use a prefilter if available (1.5+)
	if($.ajaxPrefilter) {
		$.ajaxPrefilter(function(settings, _, xhr) {
			var port = settings.port;
			if(settings.mode == "abort") {
				if(pendingRequests[port]) {
					pendingRequests[port].abort();
				}
				pendingRequests[port] = xhr;
			}
		});
	} else {
		// Proxy ajax
		var ajax = $.ajax;
		$.ajax = function(settings) {
			var mode = ("mode" in settings ? settings : $.ajaxSettings ).mode, port = ("port" in settings ? settings : $.ajaxSettings ).port;
			if(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 $(event.target).is(delegate), in the scope of the jquery-object for event.target
;(function($) {
	// only implement if not provided by jQuery core (since 1.4)
	// TODO verify if jQuery 1.4's implementation is compatible with older jQuery special-event APIs
	if(!jQuery.event.special.focusin && !jQuery.event.special.focusout && document.addEventListener) {
		$.each({
			focus : 'focusin',
			blur : 'focusout'
		}, function(original, fix) {
			$.event.special[fix] = {
				setup : function() {
					this.addEventListener(original, handler, true);
				},
				teardown : function() {
					this.removeEventListener(original, handler, true);
				},
				handler : function(e) {
					arguments[0] = $.event.fix(e);
					arguments[0].type = fix;
					return $.event.handle.apply(this, arguments);
				}
			};
			function handler(e) {
				e = $.event.fix(e);
				e.type = fix;
				return $.event.handle.call(this, e);
			}

		});
	};
	$.extend($.fn, {
		validateDelegate : function(delegate, type, handler) {
			return this.bind(type, function(event) {
				var target = $(event.target);
				if(target.is(delegate)) {
					return handler.apply(target, arguments);
				}
			});
		}
	});
})(jQuery);