// IMAGE CACHING

if (document.images) {
   ioff = new Image();
   ioff.src = "images/mnu-off.gif";
   ihome = new Image();
   ihome.src = "images/mnu-ho.gif";
   iwhat = new Image();
   iwhat.src = "images/mnu-wh.gif";
   idir = new Image();
   idir.src = "images/mnu-sd.gif";
   iget = new Image();
   iget.src = "images/mnu-gh.gif";
   ifeed = new Image();
   ifeed.src = "images/mnu-fb.gif";
   mhomeoff = new Image();
   mhomeoff.src = "images/mnu-ho-off.gif";
   mhomeon = new Image();
   mhomeon.src = "images/mnu-ho-on.gif";
   mwhatoff = new Image();
   mwhatoff.src = "images/mnu-wh-off.gif";
   mwhaton = new Image();
   mwhaton.src = "images/mnu-wh-on.gif";
   mdiroff = new Image();
   mdiroff.src = "images/mnu-sd-off.gif";
   mdiron = new Image();
   mdiron.src = "images/mnu-sd-on.gif";
   mgetoff = new Image();
   mgetoff.src = "images/mnu-gh-off.gif";
   mgeton = new Image();
   mgeton.src = "images/mnu-gh-on.gif";
   mfeedoff = new Image();
   mfeedoff.src = "images/mnu-fb-off.gif";
   mfeedon = new Image();
   mfeedon.src = "images/mnu-fb-on.gif";
}

// Image name, then image to change to

function rollover(imgDocID, imgObjName) { //DocID is name in <img> tag
   if (document.images) {
      document.images[imgDocID].src = eval(imgObjName + ".src")
   }
}

function multiroll(imgDocIDa, imgDocIDb, imgDocIDc, imgObjName, imgObjNameB) { //DocID is name in <img> tag
   if (document.images) {
      document.images[imgDocIDa].src = eval(imgObjName + ".src")
      document.images[imgDocIDb].src = eval(imgObjNameB + ".src")
      document.images[imgDocIDc].src = eval(imgObjNameB + ".src")
   }
}