$(document).ready(function() {
	
	$("#product-subnav").hide();
	$("#literature-subnav").hide();
				   			   
	$('#product').mouseover(producthoverNavOn);
	$('#product-subnav').mouseover(producthoverNavOn);
	$('#product').mouseout(producthoverNavOff);
	$('#product-subnav').mouseout(producthoverNavOff);
	
	$('#literature').mouseover(literaturehoverNavOn);
	$('#literature-subnav').mouseover(literaturehoverNavOn);
	$('#literature').mouseout(literaturehoverNavOff);
	$('#literature-subnav').mouseout(literaturehoverNavOff);
	
	function producthoverNavOff()
	{
		$('#product-subnav').hide();
	}
	function producthoverNavOn()
	{
		$('#product-subnav').show();
		$('#product-subnav').css('z-index','1');
	}
	function literaturehoverNavOff()
	{
		$('#literature-subnav').hide();
	}
	function literaturehoverNavOn()
	{
		$('#literature-subnav').show();
		$('#literature-subnav').css('z-index','1');
	}
	
});