function getCookie(Name){
		var search = Name+'=';
		if(document.cookie.length>0){ 			offset = document.cookie.indexOf(search);
			if(offset != -1){
				offset += search.length; 				end = document.cookie.indexOf(';',offset); 				if(end == -1)
					end = document.cookie.length;
				return unescape(document.cookie.substring(offset,end));
			}
			else
				return null;
		}
	}
	function setCookie(name,value){
		var argv = setCookie.arguments;
		var argc = setCookie.arguments.length;
		var expires = (argc>2)?argv[2]:null;
		var path=(argc>3)?argv[3]:null;
		var domain = (argc>4)?argv[4]:null;
		var secure = (argc>5)?argv[5]:false;
				document.cookie=name+"="+escape(value)+";expires=Thursday, 10-Dec-11 12:00:00 GMT"
			+((path==null)?"":(";path="+path))+((domain==null)?"":(";domain="+domain))
			+((secure==true)?";secure":"");
	}
function hidesubmenu(sid)
{
	eval("submenu" + sid + ".style.display=\"none\";");
}
function showsubmenu(sid)
{
	//一级菜单不能多余9个
	setCookie("m",sid);
	var isOpen=false;
	if(document.getElementById("submenu"+sid).style.display=="none"){
	   document.getElementById("submenu"+sid).style.display="block";
	   isOpen=true;
	}else{
	   document.getElementById("submenu"+sid).style.display="none";	
	   isOpen=false;	
	}
	//考虑到二级菜单打开关闭的问题
	if(isOpen&&sid<10){
		for(var i=1;i<$sd;i++){
		  	if(sid!=i){
		  		document.getElementById("submenu"+i).style.display="none";		
		  	}
		}
	}
	
}
function hideAll() {
   for(i=0;i<odiv.length;i++) {
	   odiv[i].style.display="none";
	   }
}
function showObj(num) {
	if (odiv[num].style.display=="none") {
			hideAll();
			odiv[num].style.display="inline";
	}
	else {
			odiv[num].style.display="none";
	 }
	
}