$(document).ready(function()   
{  
   
   
//On Hover Over  
function megaHoverOver(){  
    $(this).find(".sub").stop().fadeTo('fast', 1).show(); //Find sub and fade it in  
    (function($) {  
        //Function to calculate total width of all ul's  
        jQuery.fn.calcSubWidth = function() {  
            rowWidth = 0;  
            //Calculate row  
            $(this).find("ul").each(function() { //for each ul...  
                rowWidth += $(this).width(); //Add each ul's width together  
            });  
        };  
    })(jQuery);   
   
    if ( $(this).find(".row").length > 0 ) { //If row exists...  
   
        var biggestRow = 0;	  
   
        $(this).find(".row").each(function() {	//for each row...  
            $(this).calcSubWidth(); //Call function to calculate width of all ul's  
            //Find biggest row  
            if(rowWidth > biggestRow) {  
                biggestRow = rowWidth;  
            }  
        });  
   
        $(this).find(".sub").css({'width' :biggestRow}); //Set width  
        $(this).find(".row:last").css({'margin':'0'});  //Kill last row's margin  
   
    } else { //If row does not exist...  
   
        $(this).calcSubWidth();  //Call function to calculate width of all ul's  
        $(this).find(".sub").css({'width' : rowWidth}); //Set Width  
   
    }  
}  
//On Hover Out  
function megaHoverOut(){  
  $(this).find(".sub").stop().fadeTo('fast', 0, function() { //Fade to 0 opactiy  
      $(this).hide();  //after fading, hide it  
  });  
}  
   
var config = {  
     sensitivity: 1, // number = sensitivity threshold (must be 1 or higher)  
     interval: 0, // number = milliseconds for onMouseOver polling interval  
     over: megaHoverOver, // function = onMouseOver callback (REQUIRED)  
     timeout: 0, // number = milliseconds delay before onMouseOut  
     out: megaHoverOut // function = onMouseOut callback (REQUIRED)  
};  
   
$("ul#topnav li .sub").css({'opacity':'0'}); //Fade sub nav to 0 opacity on default  
$("ul#topnav li").hoverIntent(config);  
   
	//Code goes here  
});