function rollOver(el,col,over,out) {
     el.style.background=col+' url('+over+')';
     document.getElementById('menusmall').style.visibility='visible';
     
document.onmouseout= function() {

     el.style.background=col+' url('+out+')';
     document.getElementById('menusmall').style.visibility='hidden';
  }
 }