Cross browser support, Use of access keys differs according to which browser is being used.

Internet Explorer 5+: Hold down the ALT key and select the number/letter of the access key, then press ENTER

Internet Explorer 4: Hold down the ALT key and select the number/letter of the access key

Internet Explorer 5+ for Mac: Hold down the CTRL key and select the number/letter of the access key

Internet Explorer 4.5 for Mac: Access keys are not supported

Mozilla: Hold down the ALT + Shift keys and select the number/letter of the access key

Netscape 6+: Hold down the ALT key and select the number/letter of the access key

Safari: Hold down CTRL key and ALT key and select the number/letter of the access key