function advert()
  {
 var dt = new Date();
 var hr = dt.getSeconds();
 var ad,lk
 var i=hr%1;
 switch(i)
   {    
      
    case 0:
         ad="http://www.p5w.net/p5w/home/images/new/550.swf"
         lk=""
       break;
 case 10:
         ad="http://www.p5w.net/p5w/home/adimages/20050621banner.gif"
         lk="http://www.p5w.net/p5w/home/first/roadshow/200506211278.html"
       break;
      
   }
ad=ad.toLowerCase() ;   
//用FLASH动画


if (ad.indexOf(".swf",0)>0)
 {
 msg='<object classid="clsid:D27CDB6E-AE6D-11cf-96B8-444553540000" codebase="http://download.macromedia.com/pub/shockwave/cabs/flash/swflash.cab#version=5,0,0,0" width="550" height="80">';
 msg=msg+'<param name=movie value="'+ad+'">';
 msg=msg+'<param name=quality value=high>';
 msg=msg+'<embed src="'+ad+'" quality=high pluginspage="http://www.macromedia.com/shockwave/download/index.cgi?P1_Prod_Version=ShockwaveFlash" type="application/x-shockwave-flash" width="550" height="60">';
 msg=msg+' </embed> </object> ';
 
}
else
{   
 
 if (lk=="")
   {msg="<IMG SRC="+ad+" width=550 height=80 border=0>"}
 else
   {msg='<a href="'+lk+'" target="_blank"><IMG SRC="'+ad+'" width="550" height="80" border="0"></a>'; } 
} 
 document.write(msg); 

}




//英文频道的首页当中的flash

 function advertswf()
  {
 var dt = new Date();
 var hr = dt.getSeconds();
 var ad,lk
 var i=hr%1;
 switch(i)
   {    
      
  
       case 0:
         ad="/p5w/home/english/banner.swf" ;
         lk="";
       break ;

       
      
   }
ad=ad.toLowerCase() ;   
//用FLASH动画


if (ad.indexOf(".swf",0)>0)
 {
 msg='<object classid="clsid:D27CDB6E-AE6D-11cf-96B8-444553540000" codebase="http://download.macromedia.com/pub/shockwave/cabs/flash/swflash.cab#version=5,0,0,0" width="575" height="82">';
 msg=msg+'<param name=movie value="'+ad+'">';
 msg=msg+'<param name=quality value=high>';
 msg=msg+'<embed src="'+ad+'" quality=high pluginspage="http://www.macromedia.com/shockwave/download/index.cgi?P1_Prod_Version=ShockwaveFlash" type="application/x-shockwave-flash" width="575" height="82">';
 msg=msg+' </embed> </object> ';
 
}
else
{   
 
 if (lk=="")
   {msg="<IMG SRC="+ad+" width=468 height=60 border=0>"}
 else
   {msg='<a href="'+lk+'" target="_blank"><IMG SRC="'+ad+'" width="468" height="60" border="0"></a>'; } 
} 
 document.write(msg); 

}