defbtn = -1;
onornot=0;
rolloversloaded=0;
function initRollovers() {
 if (document.images) {
  icount=document.images.length;
  for (i=0; i<icount; i++) {
   isrc=document.images[i].src;
   ilength=isrc.length;
   iendsrc=isrc.substring(ilength-6,ilength-4);
   iname=isrc.substring(isrc.lastIndexOf('/')+1,ilength-6);
   if (iendsrc=="_l")
    eval("img"+i+"=new Image(); img"+i+".src='img/"+iname+"_h.gif'")
   else if (iendsrc=="_h")
    eval("img"+i+"=new Image(); img"+i+".src='img/"+iname+"_l.gif'");
 }}
 rolloversloaded=1;
}
function setdefbtn(i) {
 defbtn = i;
 document.images["btn"+i].src = "img/btn"+i+"_h.gif";
}
function msover(i) {
 if (document.images && rolloversloaded) {
  onornot = 1;
  document.images["btn"+i].src="img/btn"+i+"_h.gif";
  if ((defbtn>=0)&&(i!=defbtn)) document.images["btn"+defbtn].src="img/btn"+defbtn+"_l.gif";
}}
function msout(i) {
 if ((document.images) && (i!=defbtn) && rolloversloaded) {
  onornot=0;
  document.images["btn"+i].src="img/btn"+i+"_l.gif";
    if (defbtn>=0)
   timerID=setTimeout('if (!onornot) document.images["btn"+defbtn].src = "img/btn"+defbtn+"_h.gif";',1)
}}