(function($) {
     $.fn.mvc_load = function(url, data, callback) {
         if (typeof (url) == 'undefined' || url == '')
             throw new Error('url cannot be empty.');
         $.mvc_loadUrl = url;
         this.load(url, data, function(response, status) {
             if (status == "error")
                 $.mvc_error();
             else {
                 if (callback)
                     callback(response);
                 else
                     return response;
             }
         });
     };
     $.fn.mvc_loadReplace = function(url, data, callback) {
         var self = this;
         $.mvc_get(url, data, 'html', function(response) {
             $(self).empty();
             $(self).replaceWith(response + '');
             if (callback)
                 callback(response);
         });
     };
     $.fn.mvc_ajaxForm = function(options) {
         if (options == null)
             options = {};
         $.mvc_loadUrl = $(this).attr('action');
         options.error = function(request) {
             $.mvc_error();
         };
         if (!options.target)
             options.target = this;
         var self = this;
         if (!options.success) {
             options.success = function(data) {
                 if (data.validation_failed) {
                     var validator = $(self).mvc_validate();
                     for (var field in data.validation_failed) {
                         $(data.validation_failed[field]).each(function(i) {
                             if (!this.success) {
                                 var messages = {};
                                 messages[field] = this.message;
                                 validator.showErrors(messages);
                             }
                         });
                     }
                 }
                 else {
                     if (options.valid)
                         options.valid(data);
                 }
                 return false;
             };
         }
         return this.ajaxForm(options);
     };
     $.fn.mvc_validate = function(options) {
         if (options == null)
             options = {};
         if (!options.errorPlacement) {
             options.errorPlacement = function(error, element) {
                 var error_holder = $('#' + element.attr('id') + '_Error', $(element).parents('form'));
                 if (error_holder.length > 0)
                     error.appendTo(error_holder);
                 else
                     error.insertAfter(element);
             };
         }
         return this.validate(options);
     };
     $.fn.edit_dialog = function(url, options) {
         var self = this;
         if (options == null)
             options = {};
         options.draggable = false;
         options.resizable = false;
         //options.modal = true;
         if (!options.width)
             options.width = 640;
         if (!options.height)
             options.height = 480;
         this.dialog(options);
         this.removeClass('ui-widget-content ui-dialog-content');
         this.addClass('edit-dialog');
         if (options.fixedsize)
             this.addClass('fixedsize');
         $(this).mvc_load(url, null, function(data) {
             $('.tabs', self).tabs();
             $('.tabs', self).removeClass('ui-widget-content ui-corner-all');
             $('.tabs > ul', self).removeClass('ui-widget-header ui-corner-all');
             $('.tabs .ui-tabs-panel', self).each(function(i) {
                 $(this).removeClass('ui-corner-bottom');
                 $(this).addClass('ui-corner-all');
             });
             $('.tabs', self).append('<div class="ui-dialog-titlebar-fake"></div>')
             $('.tabs .ui-dialog-titlebar-fake', self).append($('.ui-dialog-titlebar-close', self.parent()));

             $('.ui-dialog-titlebar-close', self).unbind('click');
             $('.ui-dialog-titlebar-close', self).click(function(e) {
                 e.preventDefault();
                 self.trigger('edit-dialog-close');
             });
             $('> *', self).each(function(i) {
                 $(this).width(options.width);
             });
         });
     };
     $.fn.quick_dialog = function(callback1, callback2, options) {
         var self = this;
         if (options == null)
             options = {};
         options.modal = true;
         this.dialog(options);
         $('#button1', this).click(function(e) {
             if (callback1)
                 callback1(e);
         });
         $('#button2', this).click(function(e) {
             if (callback2)
                 callback2(e);
         });
     };
     $.fn.ckEditor = function(options) {
         if (this.length == 0)
             return;
         if (this.attr('id') == null) {
             if (options == 'close')
                 return;
             else
                 throw new Error('Cannot create editor on element with no id');
         }
         if (options == 'close') {
             if (typeof (eval('CKEDITOR.instances.' + this.attr('id'))) != 'undefined') {
                 CKEDITOR.remove(eval('CKEDITOR.instances.' + this.attr('id')));
             }
         }
         else if (options == 'getInstance') {
             if (typeof (eval('CKEDITOR.instances.' + this.attr('id'))) != 'undefined')
                 return eval('CKEDITOR.instances.' + this.attr('id'));
             return null;
         }
         else if (options == 'forceUpdate') {
             var instance = null;
             if (typeof (eval('CKEDITOR.instances.' + this.attr('id'))) != 'undefined')
                 instance = eval('CKEDITOR.instances.' + this.attr('id'));
             if (instance == null)
                 return;
             instance.updateElement();
             instance.resetDirty();
         }
         else {
             if (typeof (eval('CKEDITOR.instances.' + this.attr('id'))) != 'undefined')
                 CKEDITOR.remove(eval('CKEDITOR.instances.' + this.attr('id')));
             CKEDITOR.replace(this.attr('id'));
             eval('CKEDITOR.instances.' + this.attr('id')).resetDirty();
             var self = this;
             if (options.change) {
                 this.get(0).pollDirty = function() {
                     if (typeof (eval('CKEDITOR.instances.' + self.attr('id'))) == 'undefined')
                         return;
                     if (eval('CKEDITOR.instances.' + self.attr('id')).checkDirty()) {
                         options.change(true);
                     }
                     setTimeout(function() {
                         self.get(0).pollDirty();
                     }, 2000);
                 };
                 this.get(0).pollDirty();
             }
         }
     };
     $.fn.progress = function() {
         $('.ui-icon', this).each(function(i) {
             $(this).hide().after('<span class="ui-progress"></span>');
         });
     };
     $.fn.complete = function() {
         $('.ui-progress', this).remove();
         $('.ui-icon', this).show();
     };
     $.fn.mvc_datepicker = function(options) {
         var self = this;
         if (options == null)
             options = {};
         if (!options.dayNamesMin)
             options.dayNamesMin = ['Sö', 'Må', 'Ti', 'On', 'To', 'Fr', 'Lö', 'Sö'];
         if (!options.dayNames)
             options.dayNames = ['Söndag', 'Måndag', 'Tisdag', 'Onsdag', 'Torsdag', 'Fredag', 'Lördag', 'Söndag'];
         if (!options.dayNamesShort)
             options.dayNamesShort = ['Sön', 'Mån', 'Tis', 'Ons', 'Tor', 'Fre', 'Lör', 'Sön'];
         if (!options.firstDay)
             options.firstDay = 1;
         if (!options.dateFormat)
             options.dateFormat = 'yy-mm-dd';
         if (!options.showAnim)
             options.showAnim = 'slideDown';
         if (!options.duration)
             options.duration = 'fast';
         this.datepicker(options);
     };
 })(jQuery);

 jQuery.extend({
     mvc_get: function(url, data, dataType, callback) {
         if (url == '')
             throw new Error('url cannot be empty.');
         jQuery.mvc_loadUrl = url;
         jQuery.ajax({ url: url, data: data, dataType: dataType, success: function(data) {
             callback(data);
         }, error: function(request, textStatus, errorThrown) {
             jQuery.mvc_error();
         }
         });
     },

     mvc_getJSON: function(url, data, callback) {
         jQuery.mvc_get(url, data, 'json', callback);
     },

     mvc_error: function() {
         if (!jQuery.mvc_errorPage)
             jQuery.mvc_errorPage = '/Error';
         window.open(jQuery.mvc_errorPage + '?url=' + jQuery.mvc_loadUrl);
     }
 });