Tag class chaining

IE and CSS class-chaining 0

Feb27

Internet Explorer 6, 7 both do NOT support CSS class-chaining as a couple of articles floating around on the internet say. Basically, CSS class-chaining is used to select HTML elements which have multiple CSS classes:
For example: 

<!-- single class -->
<div class="cls3">Single</div> 

<!-- multiple classes -->
<div class="cls1 cls2 cls3">Multiple</div>

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