w3tc_ajax, array( W3TCCdn_RackSpaceCdn_Popup, w3tc_ajax w3tc_ajax, array( W3TCCdn_RackSpaceCdn_Popup, w3tc_ajax Share this:TweetLike this:Like Loading… Hook Type: actionSee hook in action See this hook used in plugins:Select Pluginw3-total-cache.2.10.3