hi all, last several days i was installed the tabbed products pro to my zen cart 1.50, it looks like work normally, but there is a strange problem, i was configure the tab to show product description, addition Image and Reviews, when i first time into my product info page or after refresh, the tab can't work correctly when i click the option button, the content of the item i click was display under the tab, it was like the image below

, only after three times click, the tab can display correctly, i had try most product information page in my website, but all of them are exist this problem. so have anyone can help me to deal with this problem? thanks grateful!
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