// JavaScript Document
<!-- rollover -->
function MM_swapImgRestore() { //v3.0
  var i,x,a=document.MM_sr;
  for(i = 0; a && i < a.length && (x=a[i]) && x.oSrc; i++)
    x.src=x.oSrc;
}

function MM_preloadImages() { //v3.0
    var d=document;
    if (d.images) {
        if (!d.MM_p)
            d.MM_p = new Array();
        var i, j = d.MM_p.length, a = MM_preloadImages.arguments;
        for(i = 0; i < a.length; i++)
            if (a[i].indexOf("#") != 0) {
                d.MM_p[j] = new Image;
                d.MM_p[j++].src = a[i];
            }
    }
}

function MM_findObj(n, d) { //v4.01
    var p,i,x;
    if (!d)
        d = document;
    if ((p = n.indexOf("?")) > 0 && parent.frames.length) {
        d = parent.frames[n.substring(p+1)].document;
        n = n.substring(0,p);
    }
    if (!(x = d[n])&&d.all)
        x = d.all[n];
    for (i = 0; !x && i < d.forms.length; i++)
        x = d.forms[i][n];
    for (i = 0; !x && d.layers && i < d.layers.length; i++)
        x=MM_findObj(n,d.layers[i].document);
    if(!x && d.getElementById)
        x=d.getElementById(n);
    return x;
}

function MM_swapImage() { //v3.0
    var i,j = 0, x,a = MM_swapImage.arguments;
    document.MM_sr = new Array;
    for(i = 0; i < (a.length-2); i+=3) {
        if ((x = MM_findObj(a[i])) != null) {
            document.MM_sr[j++] = x;
            if (!x.oSrc)
                x.oSrc=x.src;
            x.src=a[i+2];
        }
    }
}
<!-- /rollover -->