IE7 last links not clickable

I have been told that on these pages, the last 2 links are not clickable in IE7. I can't seem to see the problem, and not sure how to fix it. Is it a hasLayout 开发者_运维问答problem?

http://www.thamesvalleypartnership.org/somethingbrilliant/ideas/visual http://www.thamesvalleypartnership.org/somethingbrilliant/evidence

Any help, or point in the right direction to how to fix would be really appreciated.

Add margin-bottom:100px to div with id random and remove div with class push (it is in random div. I have not tested it with other browsers and other versions of IE.