Its very urgent problem with displaying tweet button

Hi all,

I have followed the instruction in http://twitter.com/goodies/tweetbutton to generate tweet button.and i ahve pasted the code in my site but cant able to see the button in site.can any body help me?
The link is https://www.hoodiepeople.com/products/Rusty-Set-It-Straight-Wired-Series-Hoodie.html

please help me as soon as possible.

 

Where do you want to place the button on that page?

 

there is a grey color label is displaying above facebook like button na...there i want to display it...i have gave the code but its not coming....