if (-1 != navigator.userAgent.indexOf("Opera"))
  {
   document.write('<style type="text/css">.regulamin { float: right; width: 250px; margin: 15px 20px 0px 0px; }</style>');
  }
  else
  {
   document.write('<style type="text/css">.regulamin { float: right; width: 250px; margin: 22px 20px 0px 0px; }</style>');
  }