if(document.images) {
ccover=new Image;
ccout=new Image;
ccover.src="/images/"+1+"b.gif";
ccout.src="/images/"+1+".gif";
}
function ccOn(i) {
                document.images["cc" + i].src=ccover.src;
        }
function ccOff(i) {
                document.images["cc" + i].src=ccout.src;
        }