function captcha_reload() {
    var cell = document.getElementById('captcha_cell');
    div = document.createElement('div');
    div.style.width = '300px';
    div.style.height = '60px';
    while(cell.childNodes.length > 0) { cell.removeChild(cell.childNodes[0]); }
    cell.appendChild(div);
    script = document.createElement('script');
    script.type = 'text/javascript';
    script.src = 'http://www.ewock.de/mycaptcha/?js_reload=1&rnd=' + String(Math.random()).substr(2,8).replace(/0+/,"");
    cell.appendChild(script);
  }
  document.write("<table style='margin: 10px'><tr><td id='captcha_cell' style='border: 1px #ccc solid; height:60px'>");
  document.write("<img src='http://www.ewock.de/mycaptcha/?get_image=330536248' " +
                 "width='300' height='60' />");
  document.write("<input type='hidden' name='captcha_token' value='330536248' />");
  document.write("</td><td><a href='#' onclick='captcha_reload(); return false'><img src='http://static.ewock.de/mycaptcha/reload.png' width='16' height='16' style='border: 0px' /></a></td></tr></table>");