function LoginForm(theform)
{
var tt="";
var regW =/\W/;
  if(theform.username.value.length < 5){tt=tt+"1) 用户名不正确。\n";}
  if(theform.userpwd.value.length < 5){tt=tt+"2) 密码不正确。\n";}
  if(theform.userma.value.length != 5){tt=tt+"3) 请输入5位验证码。\n";}

   if (tt.length<=0){
       return true;
   }else{
       tt="请输入正确的登录资料\n\n"+tt;
       alert(tt); 
       return false;
   } 
}
function LoginForm1(theform)
{
var tt="";
var regW =/\W/;
  if(theform.username.value.length < 5){tt=tt+"1) 用户名不正确。\n";}
  if(theform.userpwd.value.length < 5){tt=tt+"2) 密码不正确。\n";}
  if(theform.userma.value.length != 5){tt=tt+"3) 请输入5位验证码。\n";}

   if (tt.length<=0){
       return true;
   }else{
       tt="请输入正确的登录资料\n\n"+tt;
       alert(tt); 
       return false;
   } 
}