// JavaScript Document
var lastSub = null;
function $(id) {
	return "string" == typeof id ? document.getElementById(id) : id;
}


function m(id){
	if(lastSub == null){
		lastSub = $(id);
	}else{
		lastSub.style.display = "none";
		lastSub = $(id);
	}
	lastSub.style.display = "block";
}

window.onload = function(){
	var alist = "hp|about|news|tech|market";
	if(alist.indexOf(sn) == -1)
		$("hp_sub").style.display = "block";
	else
		$(sn+"_sub").style.display = "block";
	$(sn+"_a").className = "act";
	
	if(sn == "hp" ) hp_scroll();
}

	function MM_jumpMenu(targ,selObj,restore){ //v3.0
	  eval(targ+".location='"+selObj.options[selObj.selectedIndex].value+"'");
	  if (restore) selObj.selectedIndex=0;
	}