klick = new Array();

function aufmachen(nummer,klickwert,name) {

    var idName = "lay" + name + nummer;
	if (name) { var position=name + nummer; } else { var position=nummer; }
    if (klickwert) { klick[position]=klickwert; }
    if (!klick[position]) {
        document.getElementById(idName).style.display = "block"; klick[position]=1;
         } else {
           document.getElementById(idName).style.display = "none"; klick[position]=0;
    }

}