function Home_() {
 if (name != "PuK") {window.open("http://service-edv.de",target="_blank");}
}

function fenster_2 (datei,m_height){
        var height_ = screen.availheight-33;
            width_  = screen.availwidth-16;
        if (m_height == 0     ) { m_height = height_}
        if (m_height < height_) { height_  = m_height}

        window.open(datei,'PuK','toolbar=no,location=no,directories=no,status=no,menubar=no,scrollbars=yes,resizable=yes,copyhistory=no,width='+width_+',height='+height_+',top=2,left=2')
}

function fenster_1 (datei){
        fen = window.open(datei,'PuK','toolbar=no,location=no,directories=no,status=no,menubar=no,scrollbars=yes,resizable=yes,copyhistory=no,width=680,height=200,top=1,left=1')
}

function f_login (){
        window.open('login.html','PuK','toolbar=no,location=no,directories=no,status=no,menubar=no,scrollbars=no,resizable=no,copyhistory=no,width=530,height=370,top=10,left=10')
}

function fenster_k (datei,m_height,m_width){
        var height_ = screen.availheight-33;
            width_  = screen.availwidth-16;
        if (m_height == 0     ) { m_height = height_}
        if (m_height < height_) { height_  = m_height}

        if (m_width == 0     ) { m_width = width_}
        if (m_width < width_ ) { width_  = m_width}


        window.open(datei,'PuK','toolbar=no,location=no,directories=no,status=no,menubar=no,scrollbars=yes,resizable=yes,copyhistory=no,width='+width_+',height='+height_+',top=20,left=20')
}