function validate_form ( )
{
	valid = true;

        if ( document.formA.Your_Name.value == "" )
        {
                alert ( "Please enter your name." );
                valid = false;
        }
        
        if ( document.formA.Phone_Number.value == "" )
        {
                alert ( "Please enter your phone number." );
                valid = false;
        }

 		if ( document.formA.Address.value == "" )
        {
                alert ( "Please enter your address." );
                valid = false;
        }

        return valid;
}