function own_random() {
var bilderanzahl = 6;
var zufallszahl = Math.random();
var zufallsbild = Math.round( (bilderanzahl-1) * zufallszahl) + 1;
document.write('<a href=\javascript:thumb_a' 
	+ zufallsbild 
	+ '();><img src=images/start/thumb_a0' 
	+ zufallsbild 
	+ '.jpg\ border=\"1\" style=\"border-color:White\"><\/a></td></tr><tr><td><img src=images/blind.gif width=10 height=20 border=0></td></tr><tr><td>'
	+ '<a href=\javascript:thumb_b' 
	+ zufallsbild 
	+ '();><img src=images/start/thumb_b0' 
	+ zufallsbild 
	+ '.jpg\ border=\"1\" style=\"border-color:White\"><\/a></td></tr><tr><td><img src=images/blind.gif width=10 height=20 border=0></td></tr><tr><td>'
	+ '<a href=\javascript:thumb_c' 
	+ zufallsbild 
	+ '();><img src=images/start/thumb_c0' 
	+ zufallsbild 
	+ '.jpg\ border=\"1\" style=\"border-color:White\"><\/a></td></tr><tr><td><img src=images/blind.gif width=10 height=20 border=0></td></tr><tr><td>'
	+ '<a href=\javascript:thumb_d' 
	+ zufallsbild 
	+ '();><img src=images/start/thumb_d0' 
	+ zufallsbild 
	+ '.jpg\ border=\"1\" style=\"border-color:White\"><\/a>');
}


function thumb_a1(){
  var win;
  win=window.open("startseite/a1.htm","grossansicht","width=900,height=618,resizable=no,scrollbars=no,directories=no,location=no,menubar=no,toolbar=no");
}

function thumb_b1(){
  var win;
  win=window.open("startseite/b1.htm","grossansicht","width=900,height=593,resizable=no,scrollbars=no,directories=no,location=no,menubar=no,toolbar=no");
}

function thumb_c1(){
  var win;
  win=window.open("startseite/c1.htm","grossansicht","width=938,height=598,resizable=no,scrollbars=no,directories=no,location=no,menubar=no,toolbar=no");
}

function thumb_d1(){
  var win;
  win=window.open("startseite/d1.htm","grossansicht","width=900,height=592,resizable=no,scrollbars=no,directories=no,location=no,menubar=no,toolbar=no");
}

function thumb_a2(){
  var win;
  win=window.open("startseite/a2.htm","grossansicht","width=900,height=566,resizable=no,scrollbars=no,directories=no,location=no,menubar=no,toolbar=no");
}

function thumb_b2(){
  var win;
  win=window.open("startseite/b2.htm","grossansicht","width=900,height=566,resizable=no,scrollbars=no,directories=no,location=no,menubar=no,toolbar=no");
}

function thumb_c2(){
  var win;
  win=window.open("startseite/c2.htm","grossansicht","width=900,height=575,resizable=no,scrollbars=no,directories=no,location=no,menubar=no,toolbar=no");
}

function thumb_d2(){
  var win;
  win=window.open("startseite/d2.htm","grossansicht","width=900,height=589,resizable=no,scrollbars=no,directories=no,location=no,menubar=no,toolbar=no");
}

function thumb_a3(){
  var win;
  win=window.open("startseite/a3.htm","grossansicht","width=900,height=577,resizable=no,scrollbars=no,directories=no,location=no,menubar=no,toolbar=no");
}

function thumb_b3(){
  var win;
  win=window.open("startseite/b3.htm","grossansicht","width=900,height=588,resizable=no,scrollbars=no,directories=no,location=no,menubar=no,toolbar=no");
}

function thumb_c3(){
  var win;
  win=window.open("startseite/c3.htm","grossansicht","width=900,height=588,resizable=no,scrollbars=no,directories=no,location=no,menubar=no,toolbar=no");
}

function thumb_d3(){
  var win;
  win=window.open("startseite/d3.htm","grossansicht","width=900,height=577,resizable=no,scrollbars=no,directories=no,location=no,menubar=no,toolbar=no");
}

function thumb_a4(){
  var win;
  win=window.open("startseite/a4.htm","grossansicht","width=900,height=588,resizable=no,scrollbars=no,directories=no,location=no,menubar=no,toolbar=no");
}

function thumb_b4(){
  var win;
  win=window.open("startseite/b4.htm","grossansicht","width=900,height=577,resizable=no,scrollbars=no,directories=no,location=no,menubar=no,toolbar=no");
}

function thumb_c4(){
  var win;
  win=window.open("startseite/c4.htm","grossansicht","width=900,height=575,resizable=no,scrollbars=no,directories=no,location=no,menubar=no,toolbar=no");
}

function thumb_d4(){
  var win;
  win=window.open("startseite/d4.htm","grossansicht","width=900,height=588,resizable=no,scrollbars=no,directories=no,location=no,menubar=no,toolbar=no");
}

function thumb_a5(){
  var win;
  win=window.open("startseite/a5.htm","grossansicht","width=900,height=566,resizable=no,scrollbars=no,directories=no,location=no,menubar=no,toolbar=no");
}

function thumb_b5(){
  var win;
  win=window.open("startseite/b5.htm","grossansicht","width=900,height=581,resizable=no,scrollbars=no,directories=no,location=no,menubar=no,toolbar=no");
}

function thumb_c5(){
  var win;
  win=window.open("startseite/c5.htm","grossansicht","width=900,height=577,resizable=no,scrollbars=no,directories=no,location=no,menubar=no,toolbar=no");
}

function thumb_d5(){
  var win;
  win=window.open("startseite/d5.htm","grossansicht","width=900,height=596,resizable=no,scrollbars=no,directories=no,location=no,menubar=no,toolbar=no");
}

function thumb_a6(){
  var win;
  win=window.open("startseite/a6.htm","grossansicht","width=900,height=566,resizable=no,scrollbars=no,directories=no,location=no,menubar=no,toolbar=no");
}

function thumb_b6(){
  var win;
  win=window.open("startseite/b6.htm","grossansicht","width=900,height=584,resizable=no,scrollbars=no,directories=no,location=no,menubar=no,toolbar=no");
}

function thumb_c6(){
  var win;
  win=window.open("startseite/c6.htm","grossansicht","width=900,height=577,resizable=no,scrollbars=no,directories=no,location=no,menubar=no,toolbar=no");
}

function thumb_d6(){
  var win;
  win=window.open("startseite/d6.htm","grossansicht","width=900,height=639,resizable=no,scrollbars=no,directories=no,location=no,menubar=no,toolbar=no");
}