<!-- initialize nav dropdown -->
$(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; $(this).find("ul").each(function() {rowWidth += $(this).width(); });};	})(jQuery); 
		if ( $(this).find(".row").length > 0 ) {var biggestRow = 0;	$(this).find(".row").each(function() {$(this).calcSubWidth(); if(rowWidth > biggestRow) {biggestRow = rowWidth;}});
  			 $(this).find(".sub").css({'width' :biggestRow});
			 $(this).find(".row:last").css({'margin':'0'});			
		} else {$(this).calcSubWidth(); $(this).find(".sub").css({'width' : rowWidth});}}
	function megaHoverOut(){ 
	  $(this).find(".sub").stop().fadeTo('fast', 0, function() {$(this).hide();});}
	var config = {sensitivity: 2, interval: 50, over: megaHoverOver, timeout: 500, out: megaHoverOut};
	$("ul#topnav li .sub").css({'opacity':'0'});
	$("ul#topnav li").hoverIntent(config);});