<!-- 
var how_many_ads; 
function showexchangead()
{
var a,b,c,d,e,f,g,h,i,j;//定义广告项目

//展会
a='<A href=http://www.linkwan.com/gb/link/gotoAdv.asp?AdvId=342 target=_blank><IMG border=0 src=/gb/advertise/uploadimages/2006-5-24.gif></A>';


//世界网络图标
b='<img src="/gb/link/logo/logo40040.gif">';

//世界网络图标
c='<img src="/gb/images/ads/ad_top.gif" border="1" style="border-color:#4175AC" width="468" height="60">';

//世界网络广告招商
d="<embed src=/gb/advertise/uploadimages/2006-7-16.swf quality=high  type='application/x-shockwave-flash' width=468 height=60></embed>";

//大中华印艺网
e='<A href=http://www.cgan.net/ target=_blank><IMG alt=大中华印艺网 border=0 src=http://www.cgan.net/advertise/images/cganlinkit.gif></A>';


//世界电子
f='<embed src=/gb/images/universalam.swf width="480" height="60"></embed>';

//宜宝网络
g='<A href=http://www.linkwan.com/gb/link/goto.asp?Id=522 target=_blank><IMG border=0 src=/gb/images/uploadimages/2008-7-31_2.gif></A>';

h='';
i='广告位';
j='广告位';

//印刷之光简体
m='<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="468" height="60">  <param name=movie value="/gb/advertise/logo/guang_gb.swf">    <param name=quality value=high>    <embed src="/gb/advertise/logo/guang_gb.swf" quality=high pluginspage="http://www.macromedia.com/shockwave/download/index.cgi?P1_Prod_Version=ShockwaveFlash" type="application/x-shockwave-flash" width="468" height="60">    </embed>   </object> ';

//印刷之光繁体
n='<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="468" height="60">    <param name=movie value="/gb/advertise/logo/guang_big5.swf">    <param name=quality value=high>    <embed src="/gb/advertise/logo/guang_big5.swf" quality=high pluginspage="http://www.macromedia.com/shockwave/download/index.cgi?P1_Prod_Version=ShockwaveFlash" type="application/x-shockwave-flash" width="468" height="60">    </embed>   </object>';


//初始化广告列表，列表项随机显示，项目重复则出现率增加。
var exchangead= new initArray(b,c,d,e,f);
var now = new Date()
var sec = now.getSeconds()
var ad = sec % how_many_ads;
{
ad +=1;
document.write('<div align="center">');
document.write('  <center>');
document.write('  <table border="0" width="100%" height="60" cellpadding="0" ');
document.write('    <tr>');
document.write('      <td valign="middle"><p align="center">'+exchangead[ad]+'</td>');
document.write('   </tr>');
document.write('  </table>');
document.write('  </center>');
document.write('</div>');
}
}

function initArray() {

how_many_ads=this.length = initArray.arguments.length

      for (var i = 0; i < this.length; i++)

      this[i+1] = initArray.arguments[i]

}

showexchangead();

//-->
