var load=false;
			nn = false;
			ie = false;
			var coll = "";
			var sty = "";

			if (document.layers) {
				nn = true;
			} else if(document.all) {
				ie = true;
				coll = ".all";
				sty = ".style";
			} 

			function init() {
			reci = eval("document" + coll + ".bubble1" + sty);
			fud = eval("document" + coll + ".bubble2" + sty);
			heal = eval("document" + coll + ".bubble3" + sty);
			bout = eval("document" + coll + ".bubble4" + sty);
			jus = eval("document" + coll + ".bubble5" + sty);
			reci.visibility="hidden";
			fud.visibility="hidden";
			heal.visibility="hidden";
			bout.visibility="hidden";
			jus.visibility="hidden";
			load=true;
			}

			//netscape works as show instead of visible
			function change(divname){
			if((divname.visibility=="visible") || (divname.visibility=="show")){
				divname.visibility="hidden";
			}else{
				divname.visibility="visible";
			}
			}