Web Applications 1.0 r5663 Make style sheets block scripts even in descendant documentsFixing http://www.w3.org/Bugs/Public/show_bug.cgi?id=10575

Add a description of Web Applications 1.0 r5663 Make style sheets block scripts even in descendant documentsFixing http://www.w3.org/Bugs/Public/show_bug.cgi?id=10575