<!--
if(document.images) {
 var imgs = new Array();
 imgs[0] = new Image();  imgs[0].src = "../images/btn01b.gif";
 imgs[1] = new Image();  imgs[1].src = "../images/btn01a.gif";
 imgs[2] = new Image();  imgs[2].src = "../images/btn02b.gif";
 imgs[3] = new Image();  imgs[3].src = "../images/btn02a.gif";
 imgs[4] = new Image();  imgs[4].src = "../images/btn03b.gif";
 imgs[5] = new Image();  imgs[5].src = "../images/btn03a.gif";
 imgs[6] = new Image();  imgs[6].src = "../images/btn04b.gif";
 imgs[7] = new Image();  imgs[7].src = "../images/btn04a.gif";
 imgs[8] = new Image();  imgs[8].src = "../images/btn05b.gif";
 imgs[9] = new Image();  imgs[9].src = "../images/btn05a.gif";
 imgs[10] = new Image();  imgs[10].src = "../images/btn06b.gif";
 imgs[11] = new Image();  imgs[11].src = "../images/btn06a.gif";

 imgs[20] = new Image();  imgs[20].src = "../images/reverse-b.gif";
 imgs[21] = new Image();  imgs[21].src = "../images/reverse-a.gif";
 imgs[22] = new Image();  imgs[22].src = "../images/forward-b.gif";
 imgs[23] = new Image();  imgs[23].src = "../images/forward-a.gif";

}

function swapimg(id, imgname) {
 if(document.images) {
  if(imgs[imgname]) {
    document.images[id].src = imgs[imgname].src;
  }
  else {
    document.images[id].src = imgname;
  }
 }
}
//-->