<!--
function show(name)
{
	for (i = 1; i < 6; i++)
	{
		if (i == name)
		{
			eval("KB"+i).style.display="";
			eval("img"+i).src = "/images/t" + i + "_1.gif";
		}
		else
		{
			eval("KB"+i).style.display="none";
			eval("img"+i).src = "/images/t" + i + ".gif";
		}
	}
	return false;
}

function SwitchKey(KeyID)
{
	for (i = 0; i < 5; i++)
	{
		if (i == KeyID)
		{
			eval("theform.imgK"+i).src = "/images/a" + i + "_on.gif";
			eval("theform.Type" + i).checked = true;
		}
		else
		{
			eval("theform.imgK"+i).src = "/images/a" + i + ".gif";
		}
	}
	return false;
}

	function checkform(){
	var key = document.theform.key.value;

	if(!key){
		alert("请输入要搜索的关键字");
		document.theform.key.focus();
		return false;
	          }
}
	
		function checklogin(){
	var userid = document.loginform.userid.value;
	var passwd = document.loginform.passwd.value;

	if(!userid){
		alert("请输入用户名");
		document.loginform.userid.focus();
		return false;
	          }
	          
	 if(!passwd){
		alert("请输入密码");
		document.loginform.passwd.focus();
		return false;
	   }
}
	
	
//-->