function image_swap(imgName,newImg){
    if ((navigator.appName == 'Netscape' && parseFloat(navigator.appVersion) >= 3) || (parseFloat(navigator.appVersion) >= 4)) {
        eval('document.' + imgName + '.src = "' + newImg + '"');
    }
}

function MM_openBrWindow(theURL,winName,features) { //v2.0
  window.open(theURL,winName,features);
}

function window_new(datei,breit,hoch,winname, resizable) {

        Attrib='height='+hoch+',width='+breit+',scrollbars=no, resizable='+resizable+'';
        FensterName=winname;

        Fenster=window.open(datei,FensterName,Attrib);
        var theX=screen.availWidth/2-(breit/2);
        var theY=screen.availHeight/2-(hoch/2);
        Fenster.moveTo(theX,theY);
        Fenster.focus();
};