sents a @charset rule in a 
 CSS style sheet. The value of the <code>encoding</code> attribute does 
 not affect the encoding of text data in the DOM objects; this encoding is 
 always UTF-16. After a stylesheet is loaded, the value of the 
 <code>encoding</code> attribute is the value found in the 
 <code>@charset</code> rule. If there was no <code>@charset</code> in the 
 original document, then no <code>CSSCharsetRule</code> is created. The 
 value of the <code>encoding</code> attribute may also be used 