function validate()
{
	if(TrimTheString(document.login.loginid.value)=="")
	{
        alert("Please enter User Name.");
        document.login.loginid.focus();
        return false;
	}
	if(TrimTheString(document.login.loginpassword.value)=="")
	{
        alert("Please enter Password.");
        document.login.loginpassword.focus();
        return false;
	}

	if(!validateChar())
	{
		return false;
	}
	
	return true;
}

function validateChar()
{
	if(ValidateSpecialChars(document.login.loginid.value)== false)
	{
	alert( 'User Name can\'t contain special character.');
	document.login.loginid.focus();
	return false;
	}	
	
	return true;
}