function checknum(str) 
    { 
     for(var i=0;i<str.length;i++)
     {
    var a=str.substring(i,i+1);

	if("0123456789".indexOf(a)==-1)
	 return true;
    }
   return false;
   }
   function checkform()
   {
   if(checknum(form1.pictop.value))
   {
   alert("��¼��ֻ��������");
   return false;
    }
   }
    function pv(pics, links, texts) {	
     var focus_width=360 
     var focus_height=203 
     var text_height=28 
     var swf_height = focus_height+text_height	
    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="http://219.235.229.222:8080/CMS/resources/PV/pixviewer.swf"><param name="quality" value="high"><param name="bgcolor" value="#ECF5FA">'); 
    document.write('<param name="menu" value="false"><param name=wmode value="opaque">'); 
    document.write('<param name="FlashVars" value="pics='+pics+'&links='+links+'&texts='+texts+'&borderwidth='+focus_width+'&borderheight='+focus_height+'&textheight='+text_height+'">'); 
    document.write('<embed src="http://219.235.229.222:8080/CMS/resources/PV/pixviewer.swf" wmode="opaque" FlashVars="pics='+pics+'&links='+links+'&texts='+texts+'&borderwidth='+focus_width+'&borderheight='+focus_height+'&textheight='+text_height+'" menu="false" bgcolor="#F0F0F0" quality="high" width="'+ focus_width +'" height="'+ swf_height +'" allowScriptAccess="sameDomain" type="application/x-shockwave-flash" pluginspage="http://www.macromedia.com/go/getflashplayer" />');   document.write('</object>');    }