function setImage(strImageElementName, strNewSrc) {
	try {
		eval("document." + strImageElementName + ".src='"+strNewSrc+"'");
	} catch (e) {}
}

function setMap(strImageElementName, strNewSrc) {
	try {
		eval("document." + strImageElementName + ".useMap='"+strNewSrc+"'");
	} catch (e) {}
}