// JavaScript Document
$(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: 500,
		// number = milliseconds delay before onMouseOut    
		out: megaHoverOut // function = onMouseOut callback (REQUIRED)    
	};
	$("ul#topnav li .sub").css({
		'opacity': '0'
	});
	$("ul#topnav li").hoverIntent(config);
});