$(document).ready(function() {
	//On Hover Over
	function megaHoverOver(){
	    $(this).find(".changesub").stop().fadeTo('fast', 1).show(); //Find sub and fade it in
	    (function($) {
	        //Function to calculate total width of all ul's
	        jQuery.fn.calcChangesubWidth = 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).calcChangesubWidth(); //Call function to calculate width of all ul's
	            //Find biggest row
	            if(rowWidth > biggestRow) {
	                biggestRow = rowWidth;
	            }
	        });

	        $(this).find(".changesub").css({'width' :biggestRow}); //Set width
	        $(this).find(".row:last").css({'margin':'0'});  //Kill last row's margin

//	    } else { //If row does not exist...

	        //$(this).calcChangesubWidth();  //Call function to calculate width of all ul's
	        //$(this).find(".changesub").css({'width' : rowWidth}); //Set Width

	    }
	}
	//On Hover Out
	function megaHoverOut(){
	  $(this).find(".changesub").stop().fadeTo('fast', 0, function() { //Fade to 0 opactiy
	      $(this).hide();  //after fading, hide it
	  });
	}
	
	//Set custom configurations
	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: 500, // number = milliseconds delay before onMouseOut
	     out: megaHoverOut // function = onMouseOut callback (REQUIRED)
	};

	$(".top_nav ul li .changesub").css({'opacity':'0'}); //Fade sub nav to 0 opacity on default
	$(".top_nav ul li").hoverIntent(config); //Trigger Hover intent with custom configurations
	
	
});