CSS Fix

Hey everyone I have a fast and simple task. I have my script and the css needs help. my footer, i need to be at the bottom. and here is what i mean the content of each page is different but i need the footer to be more down the page instead of almost in the middle of the page due to no content if that makes since. a url to the page is here <[login to view URL]> now if you go to this page <[login to view URL]> you will see the difference i need the height of the pages to be the same and grow and the content increases. ask if you have a question