Skyscraper ads banner (ing)

&lt;DIV id=couplet_left <br />style="Z-INDEX: 1; VISIBILITY: hidden; POSITION: absolute"&gt;&lt;img src="http://www.smartpanda.com/upload_files/pic/skyscraper_img.jpg"&gt;&lt;/DIV&gt;<br />&lt;DIV id=couplet_right <br />style="Z-INDEX: 1; VISIBILITY: hidden; POSITION: absolute"&gt;&lt;img src="http://www.smartpanda.com/upload_files/pic/skyscraper_img.jpg"&gt;&lt;/DIV&gt;<br />&lt;SCRIPT language=JavaScript event=FSCommand() for=sinadl&gt;<br />couplet_left.style.visibility=''hidden'';<br />couplet_right.style.visibility=''hidden'';<br />&lt;/SCRIPT&gt;<br /><br />&lt;SCRIPT language=JavaScript&gt;<br />********.ns = navigator.appName == "Microsoft Internet Explorer"<br />function doCouplet(){<br />if((********.body.offsetWidth&gt;800) && ********.ns){ <br />couplet_left.style.visibility=''visible'';<br />couplet_right.style.visibility=''visible'';  <br /> couplet_left.style.top=100;<br /> couplet_left.style.left=5;<br /> couplet_right.style.top=100;<br /> couplet_right.style.right=5;<br />}<br />}<br />&lt;/SCRIPT&gt;<br /><br />&lt;SCRIPT language=JavaScript&gt;<br />try{<br />aryADSeq.push("doCouplet()");<br />}catch(e){<br />doCouplet();<br />} <br />&lt;/SCRIPT&gt;