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='images/'+a[i];
            }
        }
    }
}

function MM_preloadSectionImages(section) { //v3.0
    var d=document;
    if(d.images){
        if(!d.MM_p) {
            d.MM_p=new Array();
        }
        var i, j=d.MM_p.length;
        var a = new Array('nav_home_ro.gif','nav_about_ro.gif','nav_casis_ro.gif','nav_goldleaf_ro.gif','nav_ice_ro.gif','nav_icered_ro.gif');

        for(i=0; i<a.length; i++) {
            if (a[i].indexOf("#")!=0){
                d.MM_p[j]=new Image; d.MM_p[j++].src='images/'+section+'/'+a[i];
            }
        }
    }
}

function swapImage (imgId, imgSrc) {
  var img = document.getElementById( imgId );
  img.setAttribute("src",'images/'+imgSrc);
}