$(function() {
      $('div.poll').makePollAJAX({
      url: rooturl + '/AJAX/poll.aspx?voting=yes',
      trigger: '.submit'
      });
      });
jQuery.fn.extend({
	makePollAJAX: function(options) {
		// Save options or set to empty, to avoid errors
		options = options || {};
		$.pollAJAX.saveOptions(options);
		// Initialise
		$(this).each(function()	{
			// Check to see if there's form fields in there, if so AJAXify
			if($(this).find('input, .submit').length > 0)	{
				$.pollAJAX.AJAXify($(this));
			}
		});
	}
});

jQuery.extend({
	
	pollAJAX: {
		
		url: '/AJAX/poll.aspx',
		loadingOpacity: 0.6,
		loadingClass: 'ajax_loading_white',
		pulseColour: '#FFFFAE',
		pulseLength: 2000,
		trigger: 'input.button',
		
		saveOptions: function(options)	{
			options.url ? this.url = options.url : null;
			options.loadingOpacity ? this.loadingOpacity = options.loadingOpacity : null;
			options.loadingClass ? this.loadingClass = options.loadingClass : null;
			options.pulseColour ? this.pulseColour = options.pulseColour : null;
			options.pulseLength ? this.pulseLength = options.pulseLength : null;
			options.trigger ? this.trigger = options.trigger : null;
		},
		
		AJAXify: function(jQobj)	{
			// Pointer to this plugin
			var pointer = this;
			// Save a copy of the poll
			pointer.poll = jQobj;
			// Create a loading overlay
			pointer.createLoadingOverlay(jQobj);
			// Stop the submit button from submitting
			$(jQobj).find(pointer.trigger).click(function()	{
				pointer.send($(jQobj));
				return false;
			});
		},
		
		createLoadingOverlay: function(jQobj)	{
			// Pointer to this plugin
			var pointer = this;
			// Save a new overlay element that's injected into the DOM
			pointer.loading = $('<div></div>').addClass(pointer.loadingClass).hide().appendTo($(document.body));
			// Set the dimensions
			pointer.loading.css({
				'position': 'absolute',
				'opacity': pointer.loadingOpacity
			});
		},
		
		send: function(jQobj)	{
			// Pointer to this plugin
			var pointer = this;
			var formObj = $(jQobj).find('form');
			// Only do this if one has been checked
			if($(formObj).find('input[type=radio]:checked').length > 0)	{
				// First let's build the data object
				var data = $(formObj).serialize();
				// Let's move our loading overlay over the top of the poll
				pointer.loading.css({
					'width': $(jQobj).outerWidth(),
					'height': $(jQobj).outerHeight(),
					'top': $(jQobj).offset().top + (parseInt($(jQobj).css('border-top-width')) || 0),
					'left': $(jQobj).offset().left + (parseInt($(jQobj).css('border-left-width')) || 0)
				}).show();
				$.ajax({
					url: pointer.url,
					type: 'POST',
					data: data,
					success: function(html)	{
						pointer.poll.html(html);
						pointer.loading.css({
							'height': $(jQobj).height() + parseInt($(jQobj).css('padding-top')) + parseInt($(jQobj).css('padding-bottom')),
							'background': pointer.pulseColour	
						}).fadeOut(pointer.pulseLength);
					},
					dataType: 'html'
				});
			}
		}
		
	}
	
});