/*  用户登陆 */	

	function CheckForm()
	{
		if(document.UserLogin.username.value=="")
		{
			alert("Please Enter Username");
			document.UserLogin.username.focus();
			return false;
		}
		if(document.UserLogin.password.value == "")
		{
			alert("Please Enter password");
			document.UserLogin.password.focus();
			return false;
		}
	}
 /*  论坛发表主题 */		
	function Checkuserform()
	{
		if(document.userform.username.value=="")
		{
			alert("Please Enter Username");
			document.userform.username.focus();
			return false;
		}
		if(document.userform.password.value == "")
		{
			alert("Please Enter password");
			document.userform.password.focus();
			return false;
		}
	}


	  function Checksendpw()
{

	if (document.sendpw.name.value==""){
		alert("请输入你的用户ID！");
		document.sendpw.name.focus(); 
		return false
	}
	if (document.sendpw.quesion.value==""){
		alert("请填写你的密码问题");
		document.sendpw.quesion.focus(); 
		return false
	}	if(document.sendpw.answer.value==""){
		alert("请正确填写你的问题答应");
		document.sendpw.answer.focus(); 
		return false
	}
}