<!--
function validate_form ( )
{
	valid = true;

		if ( document.contact_form.a_name.value == "" )
        {
                alert ( "Please fill in the 'Your Name' box." );
                valid = false;
        }

		if ( document.contact_form.b_email.value == "" )
        {
                alert ( "Please fill in the 'Email' box." );
                valid = false;
        }

		if ( document.contact_form.c_phone.value == "" )
        {
                alert ( "Please fill in the 'Phone' box." );
                valid = false;
        }

		if ( document.contact_form.d_comments.value == "" )
        {
                alert ( "Please fill in the 'Comments' box." );
                valid = false;
        }

        return valid;
}

//-->