Don't listen to people who say to you stop supporting IE6.
I prefer not to enable all features for IE6, as it will requires infinite time.
Just make sure that your website degrades gracefully.
If your website doesn't work at all in IE6, you will lose several internet users. Specially for websites targeting Aunt Marge.
The script which vise proposed is nice one.
Don't forget to see Universal internet explorer 6 css.
