function onChangeReferral() 

{

	var select_num = window.document.contact_rsa_general.referral.selectedIndex;

	var select_val = window.document.contact_rsa_general.referral.options[select_num].value;

	var other_label = findDOM('referral_moreinfo',0);



	if ( (select_val == "other") || (select_val == "another_website") || (select_val == "architectural_firm") || (select_val == "referral_robert_silman") || (select_val == "referral") || (select_val == "search_engine") )

	{

				other_label.style.visibility = 'visible';

	

	}

	else

	{

		other_label.style.visibility = 'hidden';

		window.document.contact_rsa_general.referral_other.value = "";

	}

}



function checkForm(theForm) {

	var title ="Robert Silman Associates, P.C\n  --  Contact Form  --  \n\nThe following errors occured upon submission:\n\n"

    var err = "";

    err += isFilled('first_name','First Name'); 

    err += isFilled('last_name','Last Name'); 

    err += isFilled('email','Email'); 

    err += isFilled('message','Message'); 

    err += isValidEmail('email');

    err += isValidPhone('phone');

	if (err != ""){ alert(title+err); return false;}

    return true;

}