function validate_login(frm)
{
	var err_msg = "";
	var errs = 0;

	var msgUserName = "Please enter a user name\n";
	var msgPassword = "Please enter a password\n";

	// USERNAME
	if( !checkString(frm.p_user_name) )
	{
		err_msg = err_msg + msgUserName;
		errs +=1;
	}

	// PASSWORD
	if( !checkString(frm.p_password) && errs==0 )
	{
		err_msg = err_msg + msgPassword;
		errs +=1;
	}

	// ERROR HANDLING
	if(errs>0)
	{
		alert(err_msg);
		return false;
	}
}