function MM_preloadImages() { //v1.2
  if (document.images) {
    var imgFiles = MM_preloadImages.arguments;
    var preloadArray = new Array();
    for (var i=0; i<imgFiles.length; i++) {
      preloadArray[i] = new Image;
      preloadArray[i].src = imgFiles[i];
    }
  }
}

function MM_swapImage(normal, selected) { //v1.2
    var j=0,objStr,obj,swapArray=new Array,oldArray=document.MM_swapImgData;
	objStr = normal;
    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 = selected;
  	} 
    document.MM_swapImgData = swapArray; //used for restore
}


function MM_swapImgRestore() { //v1.2
  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];
}


////////// image preload for top menu ////////////
/*
MM_preloadImages('images/menu/home_hi.gif');
MM_preloadImages('images/menu/compare_hi.gif');
MM_preloadImages('images/menu/about_hi.gif');
MM_preloadImages('images/menu/buy_hi.gif');
MM_preloadImages('images/menu/contact_hi.gif');
MM_preloadImages('images/menu/download_hi.gif');
MM_preloadImages('images/menu/faq_hi.gif');
MM_preloadImages('images/menu/screenshots_hi.gif');
MM_preloadImages('images/menu/support_hi.gif');

////////// image preload for left menu ////////////

MM_preloadImages('images/lnav/affiliate_hi.gif');
MM_preloadImages('images/lnav/buy_hi.gif');
MM_preloadImages('images/lnav/customer_hi.gif');
MM_preloadImages('images/lnav/download_hi.gif');
MM_preloadImages('images/lnav/offer_hi.gif');
MM_preloadImages('images/lnav/registration_hi.gif');
MM_preloadImages('images/lnav/resellers_hi.gif');
MM_preloadImages('images/lnav/screenshots_hi.gif');
MM_preloadImages('images/lnav/tucows_hi.gif');
*/
////////// image preload for bottom menu ////////////

MM_preloadImages('images/bnav/home_hi.gif');
MM_preloadImages('images/bnav/about_hi.gif');
MM_preloadImages('images/bnav/compare_hi.gif');
MM_preloadImages('images/bnav/faq_hi.gif');
MM_preloadImages('images/bnav/buy_hi.gif');
MM_preloadImages('images/bnav/download_hi.gif');
MM_preloadImages('images/bnav/support_hi.gif');
MM_preloadImages('images/bnav/contact_hi.gif');
MM_preloadImages('images/bnav/reg_hi.gif');
MM_preloadImages('images/bnav/offer_hi.gif');
MM_preloadImages('images/bnav/solutions_hi.gif');