function validatesearch() {
	checkthis=document.ultraseek.qt.value;
	if (checkthis<=" ") { alert ("search entry must not be blank");return false;}
	if (checkthis.length > 255) {alert("searchentry must not be greater than 255 chars"); return false;}
	if (checkthis.indexOf('<')!=-1) {alert("illegal characters"); return false;}
	if (checkthis.indexOf('>')!=-1) {alert("illegal characters"); return false;}
	if (checkthis.indexOf('#')!=-1) {alert("illegal characters"); return false;}
	if (document.ultraseek.options.value=="rq") {document.ultraseek.rq.value=1;}
	if (document.ultraseek.options.value=="body1") {document.ultraseek.qt.value=document.ultraseek.qt.value + " +site:www.body1.com";}
	if (document.ultraseek.options.value=="knee1") {document.ultraseek.qt.value=document.ultraseek.qt.value + " +site:www.knee1.com";}
	if (document.ultraseek.options.value=="shoulder1") {document.ultraseek.qt.value=document.ultraseek.qt.value + " +site:www.shoulder1.com";}
	if (document.ultraseek.options.value=="veins1") {document.ultraseek.qt.value=document.ultraseek.qt.value + " +site:www.veins1.com";}
	if (document.ultraseek.options.value=="wounds1") {document.ultraseek.qt.value=document.ultraseek.qt.value + " +site:www.wounds1.com";}
	if (document.ultraseek.options.value=="heart1") {document.ultraseek.qt.value=document.ultraseek.qt.value + " +site:www.heart1.com";}
	if (document.ultraseek.options.value=="reflux1") {document.ultraseek.qt.value=document.ultraseek.qt.value + " +site:www.reflux1.com";}
	if (document.ultraseek.options.value=="uterus1") {document.ultraseek.qt.value=document.ultraseek.qt.value + " +site:www.uterus1.com";}
	if (document.ultraseek.options.value=="fibroids1") {document.ultraseek.qt.value=document.ultraseek.qt.value + " +site:www.fibroids1.com";}
	if (document.ultraseek.options.value=="dental1") {document.ultraseek.qt.value=document.ultraseek.qt.value + " +site:www.dental1.org";}
	if (document.ultraseek.options.value=="back1") {document.ultraseek.qt.value=document.ultraseek.qt.value + " +site:www.back1.com";}
	if (document.ultraseek.options.value=="medtech1") {document.ultraseek.qt.value=document.ultraseek.qt.value + " +site:www.medtech1.com";}
	document.ultraseek.submit();
	return true;
	

}