function iniHead()
    {
        document.write('<center>');
        document.write('<iframe id="ihead" name="alibaba_head" frameborder="0" marginWidth="0" marginHeight="0" scrolling="no" src="http://news.chinacars.com/2009shanghai/newheader.shtml"    width="100%" height="98" align="center"></iframe>');
       
        document.write('</center>');
    }

iniHead();