jQuery.fn.rating = function(url, options)
{
	
	if(url == null) return;
	
	var settings = {
			url : url, // post changes to 
			increment : 1, // value to increment by
			maxvalue  : 5,   // max number of stars
			curvalue  : 0    // number of selected stars
		};
	
  	if(options) { jQuery.extend(settings, options); };
  
  	jQuery.extend(settings, {cancel: (settings.maxvalue > 1) ? true : false});
   
  	var container = jQuery(this);
	
	jQuery.extend(container, {
	    averageRating: settings.curvalue,
	    url: settings.url
	  });
 	
	for(var i= 0; i <= settings.maxvalue ; i++)
	{
    	if (i == 0)
    	{
       		container.empty().append('');
    	}
    	else
    	{
      		var $div = $('<div class="ratingStar"></div>')
        		.append('<a href="javascript:void(0);">'+i+'</a>')
        		.appendTo(container);
    	}
		i=i-1+settings.increment;
  	}
	
	var stars = jQuery(container).children('.ratingStar');
	
	stars
		.mouseover(function(){
		  event.drain();
		  event.fill(this);
		})
		.mouseout(function(){
		  event.drain();
		  event.reset();
		})
		.focus(function(){
		  event.drain();
		  event.fill(this);
		})
		.blur(function(){
		  event.drain();
		  event.reset();
		});

	stars.click(function()
	{
		if(settings.cancel == true)
		{			
	      	settings.curvalue = (stars.index(this) * settings.increment) + settings.increment;
	      	$('#rateHidden').val(settings.curvalue);
	      
		    if(url)
		    {
		      	jQuery.post(container.url, {
		        	"rating": jQuery(this).children('a')[0].href.split('#')[1] 
		      	});
		    }
			
			return false;
		}
		else if(settings.maxvalue == 1)
		{
			settings.curvalue = (settings.curvalue == 0) ? 1 : 0;
			$(this).toggleClass('on');
			
			if(url)
		    {
				jQuery.post(container.url, {
	        		"rating": jQuery(this).children('a')[0].href.split('#')[1] 
	      		});
	      	}
			
			return false;
		}
		
		return true;
	});
	
	var event = {
		fill: function(el){ // fill to the current mouse position.
			var index = stars.index(el) + 1;
			stars
				.children('a').css('width', '100%').end()
				.slice(0,index).addClass('hover').end();
		},
		drain: function() { // drain all the stars.
			stars
				.filter('.on').removeClass('on').end()
				.filter('.hover').removeClass('hover').end();
		},
		reset: function(){ // Reset the stars to the default index.
			stars.slice(0,settings.curvalue / settings.increment).addClass('on').end();
		}
	};
	
	event.reset();
	
	return(this);
};