This approach is useful in building standards based websites and allows you to prevent it from being “polluted” by various hacks used to support MSIE. MSIE5 and newer support the use of Conditional Comments and thus allow the developer to include additional files or markup for specific versions of the browser. Other browsers will see the content as an HTML comment and thus ignore it.


<!--[if IE]><style type="text/css">@import "/css/IE=Fixes.css";</style><![endif]-->
<!--[if lt IE 5.5000]><style type="text/css">@import "/css/IE50Fixes.css";</style><![endif]-->
<!--[if IE 5.5000]><style type="text/css">@import "/css/IE55Fixes.css";</style><![endif]-->
<!--[if IE 6]><style type="text/css">@import "/css/IE60Fixes.css";</style><![endif]-->
<!--[if IE 7]><style type="text/css">@import "/css/IE70Fixes.css";</style><![endif]-->
<!--[if IE 8]><style type="text/css">@import "/css/IE80Fixes.css";</style><![endif]-->
<!--[if IE 9]><style type="text/css">@import "/css/IE90Fixes.css";</style><![endif]-->
<!--[if lt IE 7]><script type="text/javascript" src="/wiki/skins/common/IEFixes.js"></script><![endif]-->


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