function setzeCurser() {
if (document.forms.length > 0) {
var field = document.forms[0];
for (i = 0; i < field.length; i++) {
if ((field.elements[i].type == "text") || (field.elements[i].type == "textarea") || (field.elements[i].type.toString().charAt(0) == "s")) {
document.forms[0].elements[i].focus();
break;
         }
      }
   }
}

function bildFenster(img){
  foto1= new Image();
  foto1.src=("images/" +img);
  nummer = img.substring(0, (img.length-4));
  Controlla(img);
}
function Controlla(img){
  if((foto1.width!=0)&&(foto1.height!=0)){
    viewFoto(img);
  }
  else{
    funzione="Controlla('"+img+"')";
    intervallo=setTimeout(funzione,20);
  }
}
function viewFoto(img){
  breite=foto1.width+60;
  hoehe=foto1.height+90;
  fenestra='width='+breite+',height='+hoehe+',resizable,scrollbars=yes';
  neuesFenster=window.open("images/" +img,"",fenestra);
  neuesFenster.document.open();
  with (neuesFenster.document) {
  write("<html><head><meta name='author' content='rfm'><title>Abbildung zu Nr. "+nummer +" </title>");
  write("<script LANGUAGE='JavaScript1.1'>");
  write("function right(e) { ");
  write("if (navigator.appName == 'Netscape' && (e.which == 3 || e.which == 2)) return false;");
  write("else if (navigator.appName == 'Microsoft Internet Explorer' && (event.button == 2 || event.button == 3)) ");
  write("{ alert('Bitte beachten Sie das Copyright an diesem Bild');");
  write("return false;}");
  write("return true;}");
  write(" document.onmousedown=right; if (document.layers) window.captureEvents(Event.MOUSEDOWN); window.onmousedown=right;");
  write("</script>");
  write("</head>");
  write("<center><br>");
  write("<img src="+ foto1.src +"><p>")
  write("<a href='javascript:self.close()' class='kommentar' style='text-decoration: none; color: rgb(153, 0, 0);'> <b>Bildfenster schließen</b></a>")
  write("</center></html>");
  close();   
   }

}

var pop = null;

function popdown() {
  if (pop && !pop.closed) pop.close();
}

function popup(obj,w,h) {
  var url = (obj.getAttribute) ? obj.getAttribute('href') : obj.href;
  if (!url) return true;
  w = (w) ? w += 20 : 460;
  h = (h) ? h += 25 : 650;
  var args = 'width='+w+',height='+h+',resizable,scrollbars=yes';
  popdown();
  pop = window.open(url,'',args);
  return (pop) ? false : true;
}

window.onunload = popdown;
window.onfocus = popdown;
