我有个程序，当添加了几副图片后
怎样用下面的代码来播放呢
http://www.programfan.com/01.jpg
还有当判断结尾是JPG或者是GIF
就用下面的代码来播放图片



<!--
   var focus_width=500
   var focus_height=180
   var text_height=0
   var swf_height = focus_height+text_height
   
   var pics='01.jpg|02.jpg|03.jpg|04.jpg|05.jpg|06.jpg'
   var links='|http://www.||http://www.|http://www.||'
   var texts='|个人空间||前线通讯|版主申请||'

   document.write('<object classid="clsid:d27cdb6e-ae6d-11cf-96b8-444553540000" codebase="http://fpdownload.macromedia.com/pub/shockwave/cabs/flash/swflash.cab#version=6,0,0,0" width="'+ focus_width +'" height="'+ swf_height +'">');
   document.write('<param name="allowScriptAccess" value="sameDomain"><param name="movie" value="images/pixviewer.swf"><param name="quality" value="high"><param name="bgcolor" value="#FFFFFF">');
   document.write('<param name="menu" value="false"><param name=wmode value="opaque">');
   document.write('<param name="FlashVars" value="pics='+pics+'&links='+links+'&borderwidth='+focus_width+'&borderheight='+focus_height+'&textheight='+text_height+'">');
   document.write('<embed src="images/pixviewer.swf" wmode="opaque" FlashVars="pics='+pics+'&links='+links+'&borderwidth='+focus_width+'&borderheight='+focus_height+'&textheight='+text_height+'" menu="false" bgcolor="#FFFFFF" quality="high" width="'+ focus_width +'" height="'+ focus_height +'" allowScriptAccess="sameDomain" type="application/x-shockwave-flash" pluginspage="http://www.macromedia.com/go/getflashplayer" />');document.write('</object>');
//-->