Verify your User Agent string detection detects Internet Explorer 7 per the procedure outlined on the Internet Explorer blog. Check your website for the use of CSS hacks that may have been turned off in Internet Explorer 7 per the procedure outlined on the Internet Explorer blog. Verify that transparent images on your website are rendered correctly?alpha transparency PNG is now supported in Internet Explorer 7. Verify that your website hasn't been adversely affected by IE7 Security changes: a. SSL ......