weird IE7 CSS problem - help please

Hi, great module! Congratulations!

Now, I had this module running and themed very well. But when I open the topic listing with IE7 it shows up like this:

Click for image

The post title [the green area in greek, black font color and georgia font] and the posted on, they don't seem to end as you can see. I tried setting a max-width but didn't work.. Could you please help me on this, because it's quite an error...

Thanks in advance.