function openwindow_webcam(img){
    window.open (img,"Help","toolbar=no,location=no,directories=no,status=no,scrollbars=no,resizable=no,copyhistory=no,width=660,height=500,titel=WebCam");
}
function openwindow_anfahrt(img){
    window.open (img,"Help","toolbar=no,location=no,directories=no,status=no,scrollbars=no,resizable=no,copyhistory=no,width=780,height=670,titel=Anfahrt");
}

function fnLaunch(psURL) {
    var nTop,nLeft,nWidth,nHeight;
    var sOptions;
    var sURL = "" + escape(psURL);
    nHeight = 550;
    nWidth = 800;
    nTop = (window.screen.availHeight - nHeight - 50)/2;
    nLeft = (window.screen.availWidth - nWidth)/2;
    sOptions = "fullscreen=no," +
               "channelmode=no," +
               "titlebar=yes," +
               "toolbar=yes," +
               "location=yes," +
               "directories=no," +
               "status=yes," +
               "menubar=yes," +
               "scrollbars=yes," +
               "resizable=yes," +
               "width=" + nWidth + "," +
               "height=" + nHeight + "," +
               "top=" + nTop + "," +
               "left=" + nLeft;
    var oDate = new Date();
    window.open(sURL,
                oDate.getTime(),  // this insures there will always be a new window opened
                sOptions,
                true);
  }