function MM_swapImgRestore() { //v2.0
if (document.MM_swapImgData != null)
   for (var i=0; i<(document.MM_swapImgData.length-1); i+=2)
       document.MM_swapImgData[i].src = document.MM_swapImgData[i+1];
}

function MM_preloadImages() { //v2.0
if (document.images) {
   var imgFiles = MM_preloadImages.arguments;
   if (document.preloadArray==null) document.preloadArray = new Array();
      var i = document.preloadArray.length;
      with (document) for (var j=0; j<imgFiles.length; j++) if (imgFiles[j].charAt(0)!="#"){
           preloadArray[i] = new Image;
           preloadArray[i++].src = imgFiles[j];
      }
   }
}

function MM_swapImage() { //v2.0
var i,j=0,objStr,obj,swapArray=new Array,oldArray=document.MM_swapImgData;
for (i=0; i < (MM_swapImage.arguments.length-2); i+=3) {
    objStr = MM_swapImage.arguments[(navigator.appName == 'Netscape')?i:i+1];
    if ((objStr.indexOf('document.layers[')==0 && document.layers==null) ||
       (objStr.indexOf('document.all[')   ==0 && document.all   ==null))
       objStr = 'document'+objStr.substring(objStr.lastIndexOf('.'),objStr.length);
       obj = eval(objStr);
       if (obj != null) {
          swapArray[j++] = obj;
          swapArray[j++] = (oldArray==null || oldArray[j-1]!=obj)?obj.src:oldArray[j];
          obj.src = MM_swapImage.arguments[i+2];
       } 
    }
    document.MM_swapImgData = swapArray; //used for restore
}