/*
 * jQuery validation plug-in 1.4
 *
 * http://bassistance.de/jquery-plugins/jquery-plugin-validation/
 * http://docs.jquery.com/Plugins/Validation
 *
 * Copyright (c) 2006 - 2008 Jörn Zaefferer
 *
 * $Id: jquery.validate.js 5788 2008-07-13 15:04:50Z joern.zaefferer $
 *
 * Dual licensed under the MIT and GPL licenses:
 *   http://www.opensource.org/licenses/mit-license.php
 *   http://www.gnu.org/licenses/gpl.html
 */
 
 /* MR - mods 
 line 542 message = message.call(this, rule, element);
 messages collection is deleted
 540 - this.customMessage( element.name, method ),
				this.customMetaMessage( element, method ),								
				$.validator.defaults.messages['catchall'],
892 - element added to message call
    this.settings.messages[element.name].remote = typeof previous.message == "function" ? previous.message({ method: 'remote' }, element) : previous.message;
 */

(function($) {

    $.extend($.fn, {
        hasvalidator: function() {
            var validator = $.data(this[0], 'validator');
            return validator ? true : false;
        },
        clearvalidator: function() {
            // check if a validator for this form was already created
            var validator = $.data(this[0], 'validator');
            if (validator) {
                $.data(this[0], 'validator', null);
            }
        },
        // 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() {
                result[this] = $element.attr(this);
                $element.removeAttr(this);
            });
            return result;
        },
        // http://docs.jquery.com/Plugins/Validation/rules
        rules: function(command, argument) {
            var element = this[0];

            if (command) {
                var staticRules = $.data(element.form, 'validator').settings.rules;
                var existingRules = $.validator.staticRules(element);
                switch (command) {
                    case "add":
                        $.extend(existingRules, $.validator.normalizeRule(argument));
                        staticRules[element.name] = existingRules;
                        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: [],
            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.",
        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);
        },

        // 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.validate", [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, $.trim(element.value), 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.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),
				$.validator.defaults.messages['catchall'],
				"<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, 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 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();
            }
        },

        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));
        }
    },

    removeMethod: function(name) {
        delete $.validator.methods[name];
        delete $.validator.messages[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 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({ method: 'remote' }, element) : previous.message;

            if (previous.old !== value) {
                previous.old = value;
                var validator = this;
                this.startRequest(element);
                var data = {};
                data[element.name] = value;
                $.ajax({
                    url: param,
                    mode: "abort",
                    port: "validate" + element.name,
                    dataType: "json",
                    data: data,
                    success: function(response) {
                        if (!response) {
                            var errors = {};
                            errors[element.name] = response || validator.defaultMessage(element, "remote");
                            validator.showErrors(errors);
                        } else {
                            var submitted = validator.formSubmitted;
                            validator.prepareElement(element);
                            validator.formSubmitted = submitted;
                            validator.successList.push(element);
                            validator.showErrors();
                        }
                        previous.valid = response;
                        validator.stopRequest(element, response);
                    }
                });
                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(value, element) >= param;
        },

        // http://docs.jquery.com/Plugins/Validation/Methods/maxlength
        maxlength: function(value, element, param) {
            return this.optional(element) || this.getLength(value, element) <= param;
        },

        // http://docs.jquery.com/Plugins/Validation/Methods/rangelength
        rangelength: function(value, element, param) {
            var length = this.getLength(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) || /^(?:[\w\!\#\$\%\&\'\*\+\-\/\=\?\^\`\{\|\}\~]+\.)*[\w\!\#\$\%\&\'\*\+\-\/\=\?\^\`\{\|\}\~]+@(?:(?:(?:[a-zA-Z0-9](?:[a-zA-Z0-9\-](?!\.)){0,61}[a-zA-Z0-9]?\.)+[a-zA-Z0-9](?:[a-zA-Z0-9\-](?!$)){0,61}[a-zA-Z0-9]?)|(?:\[(?:(?:[01]?\d{1,2}|2[0-4]\d|25[0-5])\.){3}(?:[01]?\d{1,2}|2[0-4]\d|25[0-5])\]))$/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(element.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);