function writeDiv (txt) {
 if (document.layers) {
   document.layers.cphones.document.open();
   document.layers.cphones.document.write(txt);
   document.layers.cphones.document.close();
   }
 else if (document.all) {
   cphones.innerHTML = txt;
   }
 else if (document.getElementById) {
  if (document.getElementById("cphones")) {
   document.getElementById("cphones").innerHTML = txt;
  }
 }
}