// JavaScript Document
function sub_menu(imgId,nav,imgUrl){
	for(var i=0;i<2;i++)
	{
	  document.getElementById("nav_"+i).style.display="none";
	  document.getElementById("an_"+i).className="";
	}	
	document.getElementById(imgId).className = "a";
	document.getElementById(nav).style.display="block";
	document.getElementById("img").src = imgUrl;
}

function sub_menu2(imgId,nav){
	for(var i=0;i<2;i++)
	{
	  document.getElementById("marqueediv_"+i).style.display="none";
	  document.getElementById("cp_"+i).className="";
	}	
	document.getElementById(imgId).className = "a";
	document.getElementById(nav).style.display="block";
}