if(document.images) {
                ccover = new Array(4);
                ccout = new Array(4);
                ccover[1]=new Image;
                ccout[1]=new Image;
                for(var n=2;n<=3;n++) {
                        ccover[n]=new Image;
                        ccout[n]=new Image;
                }
                for(var n=1;n<=3;n++) {
                        ccover[n].src="allpictures/"+n+"b.gif";
                        ccout[n].src="allpictures/"+n+".gif";
                }
        }
        function ccOn(i) {
                if(document.images) document.images["cc" + i].src=ccover[i].src;
        }
        function ccOff(i) {
                if(document.images) document.images["cc" + i].src=ccout[i].src;
        }