This week's book giveaway is in the OCAJP forum. We're giving away four copies of OCA Java SE 8 Programmer I Study Guide 1Z0-808 and have Jeanne Boyarsky & Scott Selikoff on-line! See this thread for details.
IE doesn't follow the standards that all other browser follow, so it's frequently a source of problems. If you need to support IE along with other browser you need to incrementally test as you develop.
Without further information, there's not much else to say.
Please tell us exactly what the problem is though, otherwise we don't know how to help you.