function Validate(form)
 {
  if (form.UserID.value == "")
  {
   alert("UserID cannot be blank.");
   form.UserID.focus();
   return false;
  }
  if (form.ClientID.value == "")
  {
   alert("ClientID cannot be blank.");
   form.ClientID.focus();
   return false;
  }
  if (form.Password.value == "")
  {
   alert("Password cannot be blank.");
   form.Password.focus();
   return false;
  }
  form.Browser.value = navigator.appName;
  form.BrowserVersion.value = parseInt(navigator.appVersion);  
  return true;   
 }

 function popUp(url) {
       
 sealWin=window.open(url,"win",'toolbar=0,location=0,directories=0,status=1,menubar=1,scrollbars=1,resizable=1,width=500,height=450');
                self.name = "mainWin";
 }