// JavaScript Document
function showmenu(){
	var menuItem=document.getElementById("menu").childNodes;
	for(i=0;i<menuItem.length;i++){
		menuItem[i].onmouseover=function(){
				this.className ="over";
			if(this.childNodes.length>1){
			this.lastChild.className="drop_down_show";
			}
		}
		menuItem[i].onmouseout=function(){
			this.className="normal";
			nav_sel();
			if(this.childNodes.length>1){
			this.lastChild.className="drop_down";
			}
		}
	}
	nav_sel();
}

function nav_sel(){
	var navItem=document.getElementById("menu").childNodes;
	if(window.navigator.userAgent.indexOf("IE")>=1){
		switch(nav){
		case "home":
			navItem[0].className="select";
			break;
		case "product":
			navItem[1].className="select";
			break;
		case "download":
			navItem[2].className="select";
			break;
		case "purchase":
			navItem[3].className="select";
			break;
		case "affiliate":
			navItem[4].className="select";
			break;
		case "support":
			navItem[5].className="select";
			break;
		case "resource":
			navItem[6].className="select";
			break;		
		}
	}else{		
		switch(nav){
		case "home":
			navItem[1].className="select";
			break;
		case "product":
			navItem[3].className="select";
			break;
		case "download":
			navItem[5].className="select";
			break;
		case "purchase":
			navItem[7].className="select";
			break;
		case "affiliate":
			navItem[9].className="select";
			break;
		case "support":
			navItem[11].className="select";
			break;
		case "resource":
			navItem[13].className="select";
			break;		
		}
	}
}