cara membuat iklan melayang

1. login ke blog
2. pergi ke rancangan lalu tambah gadget java/script
3. lalu di bawah judul masukan kode berikut
4. <style type="text/css">
   #gb{
   position:fixed;
   top:10px;
   z-index:+1000;
   }
   * html #gb{position:relative;}
   
   
   .gbcontent{
   float:right;
   border:2px solid #000000;
   background:#F1DEDE;
   padding:10px;
   }
   </style>
   
   <script type="text/javascript">
   function showHideGB(){
   var gb = document.getElementById("gb");
   var w = gb.offsetWidth;
   gb.opened ? moveGB(0, 30-w) : moveGB(20-w, 0);
   gb.opened = !gb.opened;
   }
   function moveGB(x0, xf){
   var gb = document.getElementById("gb");
   var dx = Math.abs(x0-xf) > 10 ? 5 : 1;
   var dir = xf>x0 ? 1 : -1;
   var x = x0 + dx * dir;
   gb.style.top = x.toString() + "px";
   if(x0!=xf){setTimeout("moveGB("+x+", "+xf+")", 10);}
   }
   </script>
   
   <div id="gb">
   
   <div class="gbtab" onclick="showHideGB()"> </div>
   
   <div class="gbcontent">
   
   <div style="text-align:right">
   <a href="javascript:showHideGB()">
   .:<img src="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEg_UHGcjo6EdjtZ9gT7qZ4u8uUCtW5AXqQdauSNLXimEJXTTgtUeyaSySGAkHFa6vgBopbGi3wJxRBSpJeF2AcCEUo3XjaknLaXBFJYj9g4yyD6zXQSiL_RXqaWS05QYE1Asggc5JK4R4vF/" title="kalau muncul, klik lagi" alt="tutup" />:.
   </a>
   </div>
   <center>
   
   DI SINI KALIAN TULIS APA SAJA YANG KALIAN MAU
   </center>
   
   <script type="text/javascript">
   var gb = document.getElementById("gb");
   gb.style.center = (30-gb.offsetWidth).toString() + "px";
   </script></div></div>