function popLock(theURL,windowname,horz,vert,resizeMe) {
	if (resizeMe == null) { resizeMe = 1; }
	hCent	= (screen.availWidth / 2) - (horz / 2);
	vCent = (screen.availHeight / 2) - (vert / 2);
	window.open(theURL, windowname,'toolbar=0,location=0,directories=0,status=no,left=' + hCent + ',top=' + vCent + ',menubar=0,scrollbars=no,resizable=' + resizeMe + ',width=' + horz + ',height=' + vert );
}