;var _C4imgOn='';
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  var _C4imgMid='http://www.chat4support.com.cn/weboperator/images/Default_1_Mid.gif';
  var _C4imgBottom='http://www.chat4support.com.cn/weboperator/images/Default_1_bottom.gif';
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  var _C4sTag='SH_CHANG';
  var _C4style=1;
  var _C4online=1;
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  var _C4nInvite=1;
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  var _C4nPosX=0;
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  var _C4HomePage='www.shchang.com';
  var _C4srvURL='http://www.chat4support.com.cn:8000/';
  var _C4webSrvUrl='http://www.chat4support.com.cn/weboperator/';
  var _C4Custom='';
  var _C4SiteName=decodeURIComponent('Chat4Support');
  var _C4Language='en-us';
  var _C4ChatList=0;
  var _C4wid='';
  var _C4v2cname=decodeURIComponent('');
  var _C4vCallUrl='http://calling.vtoc.cn/VcallIndex/default.asp';
  document.write("<script src=\"http://www.chat4support.com.cn/weboperator/operator/js/banner.js\"><" + "/script>");