By Omar L. Usually when we work on the .Net FronEnd, we just add this comment in our html. <!--[if IE 7]>         <link rel="stylesheet" type="text/css" href="sieena-ie7.css"/> <![endif]-->     This does not work in MOSS 2010.Solution.We need to implement a CSS Registration (SharePoint Control) with a conditional expression in our Master Page.This is the correct syntax. <SharePoint:CSSRegistration Name="sieena-ie7.css" ConditionalExpression=" IE 7" runat="server" /> When the page is rendered, it is going to generate the following conditional comment. <!--[if IE 7]...

By Guillermo Cedillo  Create new Project The master page contains concepts from boilerplate. Boilerplate is an excellent template which groups the best recommendations for webpage performance (it helps you a lot to obtain an A-grade with Yslow or Google PageSpeed). For our project I just add some features from boilerplate. I like to keep it simple but feel free to review it and implement the best concepts for your project. Those basic concepts are: •           Add styles on the top and scripts on the bottom. •           Add ie6/ie7/ie8... class in the html tag to allow ie fixes for css. •           Add metatags for compatibility and descriptions. •           Add modernizr for a...