if(document.images) 
   {
     pointerover = new Array(19);
     pointerout  = new Array(19);

     for(var n=1;n<=17;n++) 
     {
      pointerover[n] = new Image(125,125);
      pointerout[n]  = new Image(125,125);
     }

     pointerover[1].src  = "buttonimages/wvfbutton1989l.gif";
     pointerout[1].src   = "buttonimages/wvfbutton1989d.gif";
     pointerover[2].src  = "buttonimages/wvfbutton1990l.gif";
     pointerout[2].src   = "buttonimages/wvfbutton1990d.gif";
     pointerover[3].src  = "buttonimages/wvfbutton1991l.gif";
     pointerout[3].src   = "buttonimages/wvfbutton1991d.gif";
     pointerover[4].src  = "buttonimages/wvfbutton1992l.gif";
     pointerout[4].src   = "buttonimages/wvfbutton1992d.gif";
     pointerover[5].src  = "buttonimages/wvfbutton1993l.gif";
     pointerout[5].src   = "buttonimages/wvfbutton1993d.gif";
     pointerover[6].src  = "buttonimages/wvfbutton1994l.gif";
     pointerout[6].src   = "buttonimages/wvfbutton1994d.gif";
     pointerover[7].src  = "buttonimages/wvfbutton1995l.gif";
     pointerout[7].src   = "buttonimages/wvfbutton1995d.gif";
     pointerover[8].src  = "buttonimages/wvfbutton1996l.gif";
     pointerout[8].src   = "buttonimages/wvfbutton1996d.gif";
     pointerover[9].src  = "buttonimages/wvfbutton1997l.gif";
     pointerout[9].src   = "buttonimages/wvfbutton1997d.gif";
     pointerover[10].src = "buttonimages/wvfbutton1998l.gif";
     pointerout[10].src  = "buttonimages/wvfbutton1998d.gif";
     pointerover[11].src = "buttonimages/wvfbutton1999l.gif";
     pointerout[11].src  = "buttonimages/wvfbutton1999d.gif";
     pointerover[12].src = "buttonimages/wvfbutton2000l.gif";
     pointerout[12].src  = "buttonimages/wvfbutton2000d.gif";
     pointerover[13].src = "buttonimages/wvfbutton2001l.gif";
     pointerout[13].src  = "buttonimages/wvfbutton2001d.gif";
     pointerover[14].src = "buttonimages/wvfbutton2002l.gif";
     pointerout[14].src  = "buttonimages/wvfbutton2002d.gif";
     pointerover[15].src = "buttonimages/wvfbutton2003l.gif";
     pointerout[15].src  = "buttonimages/wvfbutton2003d.gif";
     pointerover[16].src = "buttonimages/wvfbutton2004l.gif";
     pointerout[16].src  = "buttonimages/wvfbutton2004d.gif";
     pointerover[17].src = "buttonimages/wvfbutton2005l.gif";
     pointerout[17].src  = "buttonimages/wvfbutton2005d.gif";
     pointerover[18].src = "buttonimages/wvfbutton2006l.gif";
     pointerout[18].src  = "buttonimages/wvfbutton2006d.gif";
     pointerover[19].src = "buttonimages/moretocomebluel.gif";
     pointerout[19].src  = "buttonimages/moretocomeblued.gif";  
   }

  function Lite(i) 
  {
   if(document.images) document.images["ndx"+i].src=pointerover[i].src;
  }
  function Dark(i) 
  {
   if(document.images) document.images["ndx"+i].src=pointerout[i].src;
  }