// JavaScript Documentfunction CheckForm()
function CheckForm()
	{
		if(document.UserLogin.UserName.value=="")
		{
			alert("请输入用户名！");
			document.UserLogin.UserName.focus();
			return false;
		}
		if(document.UserLogin.Password.value == "")
		{
			alert("请输入密码！");
			document.UserLogin.Password.focus();
			return false;
		}
	}