Google Notice of Suspected Hacking

[Tim The Bikeman]

I'm in my webmaster tools in Google. I getting this message about hacking my website, I get this message and I have no idea what it means or where to start.

 

Can Some one guide me to the right information on how to fix this problem?

 

 

 

Dear owner or webmaster of http://www.timberloftonline.com/,

We are writing to let you know that some pages from http://www.timberloftonline.com/ will be labeled as potentially compromised in our search results. This is because some of your pages contain content which may harm the quality and relevance of our search results. It appears that these pages were created or modified by a third party, who may have hacked all or part of your site. Many times, they will upload files or modify existing ones, which then show up as spam in our index.

The following are some example URLs which exhibit this behavior:

• http://www.timberlof...com/history.php
  
• http://www.timberlof...p.php?id_lang=2
  

I went to the bottom link and it shows my page in two different langue

Thanks For Any Help

Edited November 15, 2012 by BIKE53 (see edit history)