$(document).ready(function() {
   	    function megaHoverOver(){
		  $(this).find(".sub").stop().fadeTo('fast', 1).show();
			
		  //Calculate width of all ul's
		  (function($) { 
		    jQuery.fn.calcSubWidth = function() {
			  rowWidth = 0;
			  //Calculate row
			  $(this).find("ul").each(function() {					
			  rowWidth += $(this).width(); 
			});	
		  };
		})(jQuery); 
		
		if ( $(this).find(".row").length > 0 ) { //If row exists...
			var biggestRow = 0;	
			//Calculate each row
			$(this).find(".row").each(function() {							   
				$(this).calcSubWidth();
				//Find biggest row
				if(rowWidth > biggestRow) {
					biggestRow = rowWidth;
				}
			});
			//Set width
			$(this).find(".sub").css({'width' :biggestRow});
			$(this).find(".row:last").css({'margin':'0'});
			
		} else { //If row does not exist...
			
			$(this).calcSubWidth();
			//Set Width
			$(this).find(".sub").css({'width' : rowWidth});
			
		}
	}
	
	function megaHoverOut(){ 
	  $(this).find(".sub").stop().fadeTo('fast', 0, function() {
		  $(this).hide(); 
	  });
	}
	
	var config = {    
		 sensitivity: 2, // number = sensitivity threshold (must be 1 or higher)    
		 interval: 100, // number = milliseconds for onMouseOver polling interval    
		 over: megaHoverOver, // function = onMouseOver callback (REQUIRED)    
		 timeout: 000, // number = milliseconds delay before onMouseOut    
		 out: megaHoverOut // function = onMouseOut callback (REQUIRED)    
	};
	$("ul#topnav li").hoverIntent(config);
  });