// JavaScript Document
function nav_sel(){
	
	var navItem=document.getElementById("menu").getElementsByTagName("li");
	
		switch(nav){
		case "home":
			navItem[0].firstChild.className="current";
			break;
		case "promotion":
			navItem[1].firstChild.className="current";
			break;
		case "product":
			navItem[2].firstChild.className="current";
			break;
		case "download":
			navItem[3].firstChild.className="current";
			break;
		case "purchase":
			navItem[4].firstChild.className="current";
			break;
		case "support":
			navItem[5].firstChild.className="current";
			break;
		case "affiliate":
			navItem[6].firstChild.className="current";
			break;
		case "resources":
			navItem[7].firstChild.className="current";
			break;
		}
}
window.onload=nav_sel;