<!-- this is my nifty little show and hide layer script. //--><!-- it has the stuff that makes it work both in netscape and ie.var layerRef = (document.layers) ? "document.layers" : "document.all";var styleSwitch = (document.layers) ? "" : ".style";function showLayer(layerName){	eval(layerRef+'["'+layerName+'"]'+styleSwitch+'.visibility="visible"');}function hideLayer(layerName){	eval(layerRef+'["'+layerName+'"]'+styleSwitch+'.visibility="hidden"');}//-->