if (document.images != null)
{
ontop = new Array (12); offtop = new Array (12);
for (i=0;i<12;i++) {ontop[i] = new Image; offtop[i] = new Image;}
ontop[0].src="/surfcincinnati/images/artmusic2.gif";
ontop[1].src="/surfcincinnati/images/attractions2.gif";
ontop[2].src="/surfcincinnati/images/business2.gif";
ontop[3].src="/surfcincinnati/images/dining2.gif";
ontop[4].src="/surfcincinnati/images/events2.gif";
ontop[5].src="/surfcincinnati/images/family2.gif";
ontop[6].src="/surfcincinnati/images/maps2.gif";
ontop[7].src="/surfcincinnati/images/nightlife2.gif";
ontop[8].src="/surfcincinnati/images/sitemap2.gif";
ontop[9].src="/surfcincinnati/images/sports2.gif";
ontop[10].src="/surfcincinnati/images/transportation2.gif";
ontop[11].src="/surfcincinnati/images/visitors2.gif";
                
offtop[0].src="/surfcincinnati/images/artmusic1.gif";
offtop[1].src="/surfcincinnati/images/attractions1.gif";
offtop[2].src="/surfcincinnati/images/business1.gif";
offtop[3].src="/surfcincinnati/images/dining1.gif";
offtop[4].src="/surfcincinnati/images/events1.gif";
offtop[5].src="/surfcincinnati/images/family1.gif";
offtop[6].src="/surfcincinnati/images/maps1.gif";
offtop[7].src="/surfcincinnati/images/nightlife1.gif";
offtop[8].src="/surfcincinnati/images/sitemap1.gif";
offtop[9].src="/surfcincinnati/images/sports1.gif";
offtop[10].src="/surfcincinnati/images/transportation1.gif";
offtop[11].src="/surfcincinnati/images/visitors1.gif";

}
function top_on(n) {if (document.images != null) {document.images["i"+(n+"")].src=ontop[n].src;}}
function top_off(n) {if (document.images != null) {document.images["i"+(n+"")].src=offtop[n].src;}}