function loginValidate()
{

	username = trim(document.logon.userName.value);		
	if (username == "")
	{
		alert ("Please Enter Login Id ");
		document.logon.userName.value = "";
		document.logon.userName.focus();
		return false;
	}
	
	if (document.logon.password.value == "")
	{
		alert ("Please Enter Password");
		document.logon.password.value = "";
		document.logon.password.focus();
		return false;
	}
	
	
 return true;
}
function ltrim(s)
{
	return s.replace(/^\s*/,"");
} 
	function rtrim(s)
{
	return s.replace(/\s*$/,"");
} 
function trim(s)
{
	return rtrim(ltrim(s));
}