1) lock taskbars, frees up space
2) get MyIE2
http://www.myie2.com/, put all your IEs in one window (fucking awesome program, i love it - mouse gestures too)
3) Trillian. save up even more space (and resources)
with these tips, 10 of your windows can be reduced to 2.. increase your productivity cause you wont be messing around with so much shit