function setupDescriptions() {
 var x = navigator.appVersion;
 y = x.substring(0,4);
 if (y>=4) setVariables();
}
var x,y,a,b;
function setVariables(){
 if (navigator.appName == "Netscape") {
  h=".left=";
  v=".top=";
  dS="document.";
  sD="";
 }
 else {
  h=".pixelLeft=";
  v=".pixelTop=";
  dS="";
  sD=".style";
 }
}
var isNav = (navigator.appName.indexOf("Netscape") !=-1);
function popLayer(message){
 desc = "<table cellpadding=3 border=1 bgcolor=FFFFCC><td><B>"+message+"</B></td></table>";
 if (x>300) {x=300}

 if(isNav) {
  document.object1.document.write(desc);
  document.object1.document.close();
  document.object1.left=x+20;
  document.object1.top=y+20;
 }
 else {
  object1.innerHTML=desc;
  eval(dS+"object1"+sD+h+(x+20));
  eval(dS+"object1"+sD+v+(y+20));
 }
}
function hideLayer(a){
 if(isNav) {
  eval(document.object1.top=a);
 }
 else object1.innerHTML="";
}
function handlerMM(e){
 x = (isNav) ? e.pageX : event.clientX;
 y = (isNav) ? e.pageY : event.clientY;
}
if (isNav){
 document.captureEvents(Event.MOUSEMOVE);
}
document.onmousemove = handlerMM;
//  End -->