SCRIPT LANGUAGE="JavaScript"
if(navigator.userAgent.indexOf('IRIX') != -1)
document.write( "(IRIX)")
else if((navigator.userAgent.indexOf('Win') != -1) &&
(navigator.userAgent.indexOf('95') != -1))
document.write(" (Windows 95)")
else if((navigator.userAgent.indexOf('Win') != -1) &&
(navigator.userAgent.indexOf('98') != -1))
document.write(" (Windows 98)")
else if(navigator.userAgent.indexOf('Win') != -1)
document.write(" (Windows NT)")
else if(navigator.userAgent.indexOf('Mac') != -1)
document.write(" (Machintosh)")

SCRIPT
detects a possible vulnerability that may send your private information using the integrated Windows Mail client.