<!--
 Button1On = new Image();
 Button1On.src = "images/pl/fr-on.gif";
 Button1Off = new Image();
 Button1Off.src = "images/pl/fr-off.gif";
 
 Button2On = new Image();
 Button2On.src = "images/pl/de-on.gif";
 Button2Off = new Image();
 Button2Off.src = "images/pl/de-off.gif";

 Button3On = new Image();
 Button3On.src = "images/pl/pl-on.gif";
 Button3Off = new Image();
 Button3Off.src = "images/pl/pl-off.gif";

 Button4On = new Image();
 Button4On.src = "images/pl/en-on.gif";
 Button4Off = new Image();
 Button4Off.src = "images/pl/en-off.gif";

function OverImage(imageName)  {
 gotFocus = eval(imageName + "On.src");
 document [imageName].src = gotFocus;
   }

function OffImage(imageName)   {
 lostFocus = eval(imageName + "Off.src");
 document [imageName].src = lostFocus;
   }

//-->