tab panel like stackoverflow

[hoangyb]

i am wondering from last 2 days, how to implement a tab pannel like stackoverflow eg. http://stackoverflow.com/ (tag question pannel: interesting,feature,hot....)I am a server-side developer(Java), i have no experience with web design. But currently , i need this type of tab panel for my personal works.I tried to search in google but i could not found similar to stackoverflow.com. Though i found this tab pannel ,but i don't know how to get its source code.Please help,if you know similar link with source code or you have any suggestions