var brwType = '';
if (document.getElementById) brwType = "std";
else if (document.all) brwType = "ie4";
else if (document.layers) brwType = "ns4";

var myObj = new Array();

function get_obj(objId)
{
	if (typeof(myObj[objId]) == "undefined")
	{
		switch (brwType)
		{
			case "std":
			{myObj[objId] = document.getElementById(objId);}
			break;
			case "ie4":
			{myObj[objId] = document.all[objId];}
			break;
			case "ns4":
			{myObj[objId] = document.layers[objId];}
			break;
		}
	}
	return myObj[objId];
}

function my_setcookie(cookieName,cookieVal,cookieType)
{
	expire=(cookieType=="t")?"":"; expires=Wed, 1 Jan 2120 00:00:00 GMT";
	document.cookie = cookieName + "=" + cookieVal + "; path=/"  + expire  + ';';
}

function my_getcookie(cookieName)
{
	cname = cookieName + '=';
	cpos  = document.cookie.indexOf( cname );
	if ( cpos != -1 )
	{
		cstart = cpos + cname.length;
		cend   = document.cookie.indexOf(";", cstart);
			
		if (cend == -1)	cend = document.cookie.length;
			
		return unescape( document.cookie.substring(cstart, cend) );
	}
	return false;
}

function close_announcement()
{
	get_obj("announcement").style.display="none";
	my_setcookie("showAnnounce","no","t");
	return false;
}

function dealing(obj)
{
	get_obj(obj).style.display="none";
	get_obj("dealing").style.display="";
	return true;
}

function get_len(str)
{
	var len=0; 
	for(p=0;p<str.length;p++) /[^ -}]/.test(str.charAt(p))?len+=2:len++;
	return len
} 

function jump_to1(pageNum,prevUrl,restUrl)
{
	var page=parseInt(get_obj("jumpTo").value);
	if(!page||page<=0||page>pageNum) {alert("ÎÞЧҳÂë"); return false;}
	else location=prevUrl+page+restUrl;
}

function jump_to2(pageNum,prevUrl,restUrl)
{
	if(window.event.keyCode!==13) return;
	else jump_to1(pageNum,prevUrl,restUrl)
}

function popup(w,h,url)
{
	window.open (url, "newwindow", "height="+h+", width="+w+", top=0, left=0,toolbar=no, menubar=no, scrollbars=no, resizable=no, location=no, status=no");
}

function toggle_menu(menuID)
{
	if(display==menuID)
	{
		display=0;
		var myStyle="none";
	}
	else
	{
		display=menuID;
		var myStyle="";
	}
	for(i=1;i<=2;i++)
	{
		get_obj("sub"+i).style.display=(display==i)?myStyle:"none";
	}
}