Ask most firefox users why they use it and the first thing they'll say is 'its more secure than IE'. You may want to be aware of this:
<a class="postlink" href="http://voices.washingtonpost.com/securityfix/2009/05/microsoft_update_quietly_insta.html?wprss=securityfix" onclick="window.open(this.href);return false;">http://voices.washingtonpost.com/securi ... ecurityfix</a>
<a class="postlink" href="http://voices.washingtonpost.com/securityfix/2009/05/microsoft_update_quietly_insta.html?wprss=securityfix" onclick="window.open(this.href);return false;">http://voices.washingtonpost.com/securi ... ecurityfix</a>
"this update adds to Firefox one of the most dangerous vulnerabilities present in all versions of Internet Explorer: the ability for Web sites to easily and quietly install software on your PC."