//used search engines?
if (document.forms[0].elements['usedSearch'].checked){ //yep
	whereOk = false;
	for (i=0;i<document.forms[0].whichSearch.length;i++) {  //tell us which one?
		if (document.forms[0].whichSearch[i].checked) {
			whereOk = true;  //yep
		}
	}

	if (!whereOk){ AlertTXT +=' Please tell us which search engine you used \n'; MandOk = false;}  //no, told to conform.
}