function nav_overs(elem)
{
	var pnav = document.getElementById(elem);
	
	var nav_items = pnav.getElementsByTagName('li');
	for(i=0;i<nav_items.length;i++){
		//dont try to make rollovers for images with no_rollover class
		if(nav_items[i].className != 'act'){
			nav_items[i].onmouseover=function(){this.className = 'act';}
			nav_items[i].onmouseout=function(){this.className = '';}
		}				
		
	}
	
	
	
}
		
function show_subnav(){
	$('#buynow').hover(
		function(){fadeIn('#buynow-subnav');}, 
		function (){fadeOut('#buynow-subnav');}
	);
}


timer = null;

function fadeIn(id){
	if(timer) clearTimeout(timer);
	$(id).fadeIn('fast');
	$('#buynow').fadeOut('fast');
	
}

function fadeOut(id){
	timer = setTimeout("doFade('"+id+"')",100);
}

function doFade(id){
	$(id).fadeOut('fast');
	$('#buynow').fadeIn('fast');
}


function globalnav_overs(id){
 	$('#nav_'+id).hover(
	function(){$('#sub_'+id).fadeIn('fast');},function(){$('#sub_'+id).fadeOut('slow');
	});
}

function subnavPlacement(cls,pos){
	$('.subnav').hide();
	$('.'+cls).css('top',pos+'px');
}
		

window.onload=function(){
	nav_overs('nav');
}