//Define all variables and set up the default delay to (delay) ms
var layername, xgoal, ygoal, xhop, yhop, delay=5;

//check to see if the browser is DHTML-compatible
function checkDHTML() {
   if ((parseInt(navigator.appVersion) >=4 ) &&
((navigator.appName != "Netscape" &&
navigator.appVersion.indexOf ("X11") == -1) ||
(navigator.appName != "Microsoft Internet Explorer" &&
navigator.appVersion.indexOf("Macintosh") == -1)))
{ return 1}

else 
  { document.location="nodhtml.htm"; return 0 }
}

// Construct a valid referance to a layer in Explorer or Netscape
function makeName(layerID) {
  if (navigator.appName=="Netscape")
  { refname = eval ("document." + layerID) }
 else
  { refname = eval("document.all." + layerID + ".style") }
return refname
}

//move xhop, yhop every delay (ms) until it reaches xgoal, ygoal
function slide() {
  if ((parseInt(layername.left) != xgoal) || 
(parseInt(layername.top) != ygoal))
  { layername.left = parseInt (layername.left) + xhop;
   layername. top = parseInt(layername.top) + yhop; 
   window.setTimeout("slide()", delay) }
}