function click() {
   if (event.button==2)
    {alert('Diese Funktion wurde deaktiviert!');}
}
document.onmousedown=click

 <!-- Special text script by Tim Bühring
    var hellotext=" GBF - TEAM "
    var thetext=""
    var started=false
    var step=0
    var times=1

    function welcometext()
    {
      times--
      if (times==0)
      { 
        if (started==false)
        {
          started = true;
          window.status = hellotext;
          setTimeout("anim()",1); 
        }
        thetext = hellotext;
      }
    }

    function showstatustext(txt)
    {
      thetext = txt;
      setTimeout("welcometext()",4000)
      times++
    }

    function anim()
    {
      step++
      if (step==11) {step=1}
      if (step==1) {window.status=' ========|'+thetext+'|========'}
      if (step==2) {window.status=' >=======|'+thetext+'|=======<'}
      if (step==3) {window.status=' =>======|'+thetext+'|======<='}
      if (step==4) {window.status=' ==>=====|'+thetext+'|=====<=='}
      if (step==5) {window.status=' ===>====|'+thetext+'|====<==='}
      if (step==6) {window.status=' ====>===|'+thetext+'|===<===='}
      if (step==7) {window.status=' =====>==|'+thetext+'|==<====='}
      if (step==8) {window.status=' ======>=|'+thetext+'|=<======'}
      if (step==9) {window.status=' =======>|'+thetext+'|<======='}
      if (step==10) {window.status=' ========| XXX - XXXX |========='}
      setTimeout("anim()",200);
    }
  // Special text script by Tim Bühring -->