var googletag = googletag || {};

googletag.

cmd = googletag.

cmd || [];

(function {

var gads = document.

createelement('script');

gads.

async = true;

gads.

type = 'text/javascript';

var usessl = 'https:' == document.

location.

protocol;

gads.

src = (usessl ?

'https:' : 'http:') +

'//googletagservices.

com/tag/js/gpt.

js';

var node = document.

getelementsbytagname('script')[0];

node.

parentnode.

insertbefore(gads, node);

});

googletag.

cmd.

push(function {

googletag.

defineslot('/143334774/dingbu_banner_320x50', [320, 50], 'div-gpt-ad-1398673679042-0').

addservice(googletag.

pubads);

googletag.

enableservices;

});
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