function newRollover(imgName,imgFiles) {
  if (document.images) {
    imgFiles=imgFiles+",";
    imgNo=1;
    while(imgFiles.indexOf(',')!=-1) {
      imgFile=imgFiles.substring(0,imgFiles.indexOf(','));
      imgFiles=imgFiles.substring(imgFiles.indexOf(',')+1,imgFiles.length);
      eval(imgName+"_urc_"+imgNo+"=new Image();");
      eval(imgName+"_urc_"+imgNo+".src='"+imgFile+"'");
      imgNo++;
    }
  }
}

function rolldiv(img,on,div,type) {
  type=type?type:img;
  if (document.images)
    if (navigator.appName.indexOf('Netscape')==-1 || navigator.appVersion.substr(0,1)>4 || !div)
      eval("document.images['"+img+"'].src="+type+"_urc_"+on+".src");
    else {
      div+="."; divd="";
      while(div.indexOf('.')!=-1) {
	divd+=div.substring(0,div.indexOf('.'))+".document.";
	div=div.substring(div.indexOf('.')+1,div.length);
      }
      eval("document."+divd+"images['"+img+"'].src="+type+"_urc_"+on+".src");
    }
}
function roll(img,on,type) {
  type=type?type:img;
  if (document.images) 
    eval("document.images['"+img+"'].src="+type+"_urc_"+on+".src");
}
function rollDyn(img,on,div,type) {
  type=type?type:img;
  if (document.images) 
    eval(div+".doc.images['"+img+"'].src="+type+"_urc_"+on+".src");
}