var winName = "extrafenster"
    var winOpen = false
    var winCon = false

    var winName1 = "media"
    var winOpen1 = false
    var winCon1 = false

    var winParm

    function open_extra_xlfenster(theURL) { //v2.0
      winCon = window.open(theURL,winName,"width=600,height=800,left=148,top=80,scrollbars=no");
      winOpen = true;
    }

    function open_extra_fenster(theURL) { //v2.0
      winCon = window.open(theURL,winName,"width=600,height=650,left=148,top=80,scrollbars=no");
      winOpen = true;

    }

    function open_extra_xlfenster_bar(theURL) { //v2.0
      winCon = window.open(theURL,winName,"width=600,height=800,left=148,top=80,scrollbars=yes");
      winOpen = true;

    }

    function open_extra_fenster_bar(theURL) { //v2.0
      winCon = window.open(theURL,winName,"width=600,height=700,left=148,top=80,scrollbars=yes");
      winOpen = true;

    }

    function close_extra_fenster() { //v2.0
      if(winOpen = true) {
        winCon.close();
        winOpen = false; }
    }

    function open_extra_fenster_breit(theURL) { //v2.0
      winCon = window.open(theURL,winName,"width=700,height=650,left=148,top=80,scrollbars=no");
      winOpen = true;
    }

    function open_extra_xlfenster_breit(theURL) { //v2.0
      winCon = window.open(theURL,winName,"width=700,height=800,left=148,top=80,scrollbars=no");
      winOpen = true;
    }

    function open_media_control(theURL) { //v2.0
      WinName1 = "media";
      winCon1 = window.open(theURL,winName1,"width=300,height=20,left=0,top=0,menubar=no,toolbar=no,resizable=yes");
      winOpen1 = true;
    }