Gregor Münch, Javascript

Erste Versuche mit Javascript

function openPopUp (GrafikURL,width,height,Text) {
if (!width) width = 400;
if (!height) height = 520;
    Fensteroptionen="toolbar=0,scrollbars=0,location=0,statusbar=0,menubar=0,resizable=0"
    popUpWindow=window.open("", "", Fensteroptionen + ',width=' + width+ ',height=' + height);
    popUpWindow.moveTo((screen.availWidth-width)/2,(screen.availHeight-height)/2);
    popUpWindow.focus();
    popUpWindow.document.open();
    with(popUpWindow)
    {
        document.write("<html><head>");
        document.write("<title>" + Text + "</title>");
        document.write('<script language="Javascript">');
        document.write("var a=0;");
        document.write("function click()" );         document.write("{ if (event.button==2)");
        document.write("{ alarm(); } }");
        document.write("function alarm()");
        document.write("{ if (a==0)");
        document.write(' {alert("nicht mit der rechten Maustaste?");a=1;}');
        document.write("else if(a==1)");
        document.write(' {alert("ich sagte nicht mit der rechten Maustaste!");a=2;}');
        document.write("else if(a==2)");
        document.write(" {ende1()} }");
        document.write("function ende1() {");
        document.write('alert("Du hast es so gewollt");');
        document.write("window.close();a=0; }");
        document.write("</script>");
        document.write("</head>");
        document.write('<script language="Javascript">');
        document.write("document.onmousedown=click");
        document.write("</script>");
        document.write("<body leftmargin=\"0\" marginheight=\"0\" marginwidth=\"0\" topmargin=\"0\">");
        document.write("<img border=\"0\" onclick=\"window.close();\" src=\""+ GrafikURL
        +"\" title=\"Zum Schließen auf das Foto klicken\">");
        document.write("</body></html>");
     }
}