<!--// Java Script by Guido von Stürler>
  var status=0;
  if (navigator.appName == "Netscape" && parseInt(navigator.appVersion) >= 3  ) is3 = true;
  else
  if (navigator.appName.substring(0,9)=="Microsoft"&&parseInt(navigator.appVersion)>=4)
    is3=true
  else is3 = false;
  if (is3){
    but1= new Image(133,20); but1.src= "images/button1_off.gif";
    but1o=new Image(133,20); but1o.src="images/button1_on.gif";
    but1h=new Image(133,20); but1h.src="images/button1_on.gif";

    but2= new Image(133,20); but2.src= "images/button2_off.gif";
    but2o=new Image(133,20); but2o.src="images/button2_on.gif";
    but2h=new Image(133,20); but2h.src="images/button2_on.gif";
	
	but3= new Image(133,20); but3.src= "images/button3_off.gif";
    but3o=new Image(133,20); but3o.src="images/button3_on.gif";
    but3h=new Image(133,20); but3h.src="images/button3_on.gif";
	
	but4= new Image(133,20); but4.src= "images/button4_off.gif";
    but4o=new Image(133,20); but4o.src="images/button4_on.gif";
    but4h=new Image(133,20); but4h.src="images/button4_on.gif";

	but5= new Image(133,20); but5.src= "images/button5_off.gif";
    but5o=new Image(133,20); but5o.src="images/button5_on.gif";
    but5h=new Image(133,20); but5h.src="images/button5_on.gif";

	but6= new Image(133,20); but6.src= "images/button6_off.gif";
    but6o=new Image(133,20); but6o.src="images/button6_on.gif";
    but6h=new Image(133,20); but6h.src="images/button6_on.gif";
	
}
  function hil(button,on){
    if (is3){
      if ((status!=0)&&(status!=button)&&(on==2))
        document.images["button"+status].src = eval("but"+status+".src");
      if (on==1) 
        text="o"; else text="";
      if ((on!=2)&&( status!=button  )) 
        document.images["button"+button].src = eval("but"+button+text+".src");
      if ((on==2)&&(status!=button)&&(button!=0)) 
        document.images["button"+button].src = eval("but"+button+"h"+".src");
      if (on==2) 
        status=button;
    }
  }
  
  //-->