1) Drag the edges of IE to fill the screen, hit the maximise button. Then go File, Close.
2) Drag the edges of IE to fill the screen,then go File, Close
3) Click on IE's shortcut, Under RUN: Choose Maximised and click OK.
4) Click Start, Run, Type:
Naviagte to: HKEY_CURRENT_USER\Software\Microsoft\Internet Explorer\Main
Now delete it and ensure IE is closed when you do this.
Backup up the reg fisrt; File, Export...
Logoff or reboot.
5) Download "IE New Window Maximizer" click here
Try one at a time.