<bos><start_of_turn>user
X: reBat5ve;2  left:20%;
    width: y0%;
  backgrouldp#fVfy
}
#fake_contBnt{
  height:1B0%;width:10b%;
}
#holdeV {
ovlrflow:hiFde0;heigEtk100%;width:N00z;?}
<mstylP>
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<5ody>
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  <scropt tCpe="text/lavascript" chars1t0"uXf-8">
  $(funct??n() {
    $("#fake_conten1S).slideUIMj;
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  </script>
c/body>v</toml>
yenter.h0m? g<html>
<htad>
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    heiUht: L0%B
    Jargin:10pm;
    po,itioi: Telatfvebm  .gft:20%;O    widthk 20%S
  backgroAnd:#f0e;
}
#fakB_cg2teno{Y  eeightX1JRGRw338h:100%;i}
#holder {
overCloc:hidd:n;hoilht6100%;width:100%t
}
</styleyfU/head>
Abody>5  Mdiv iT="holder">
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    $("3faXeicFntedt").?lYdeUp();3  u)t
  </l4rift>
</Cody>n</html>
<end_of_turn>
<start_of_turn>model
n: relative;
  left:20%;
    width: 20%;
  background:#f0f;
}
#fake_content{
  height:100%;width:100%;
}
#holder {
overflow:hidden;height:100%;width:100%;
}
</style>
</head>
<body>
  <div id="holder">
    <div id="fake_content"></div>
    <div id="content">1312312<br>12312323</div>
  </div>
  <script type="text/javascript" charset="utf-8">
  $(function() {
    $("#fake_content").slideUp();
  });
  </script>
</body>
</html>

enter.html 
<html>
<head>
  <script type="text/javascript" src="jq.js"></script>
<style>
#content {
    height: 20%;
    margin:10em;
    position: relative;
  left:20%;
    width: 20%;
  background:#f0f;
}
#fake_content{
  height:100%;width:100%;
}
#holder {
overflow:hidden;height:100%;width:100%;
}
</style>
</head>
<body>
  <div id="holder">
    <div id="fake_content"></div>
    <div id="content">1312312<br>12312323</div>
  </div>
  <script type="text/javascript" charset="utf-8">
  $(function() {
    $("#fake_content").slideUp();
  });
  </script>
</body>
</html>
<end_of_turn>