share the codes

 <div expr:id='"adsmiddle1" + data:post.id'></div>   
  <b:if cond='data:blog.pageType == "item"'>   
  <b:if cond='data:blog.pageType != &quot;static_page&quot;'>   
  <div style="clear:both; margin:10px 0">   
  <!-- Add here the code of your ad -->   
  </div>   
  </b:if>   
  </b:if>   
  <div expr:id='"adsmiddle2" + data:post.id'>   
  <data:post.body/>   
  </div>   
  <script type="text/javascript">   
  var obj0=document.getElementById("adsmiddle1<data:post.id/>");   
  var obj1=document.getElementById("adsmiddle2<data:post.id/>");   
  var s=obj1.innerHTML;   
  var r=s.search(/\x3C!-- adsense --\x3E/igm);   
  if(r>0) {obj0.innerHTML=s.substr(0,r);obj1.innerHTML=s.substr(r+16);}   
  </script>