StyleSheetList : Object

A list of %%/StyleSheet|StyleSheets%%.  Returned from the 
%%/Document#styleSheets|**document.styleSheets**%% property.

Spec:
http://www.w3.org/TR/DOM-Level-2-Style/css.html#CSS-CSSRuleList

----
instance.length : Number

The number of StyleSheets in the list.

<htmlexample>
<style> #foo { color: red; } </style>
<style> #foo { font-weight: bold; } </style>
<span id='foo'>foo</span>
<script>
  console.log(document.styleSheets.length);
</script>
</htmlexample>

ReadOnly:
true

----
instance[index : Number] : StyleSheet

Returns the StyleSheet at the specified **index**. You can also use the
%%#item|**item()**%% method to retrieve the item. The returned 
StyleSheet will generally be a %%/CSSStyleSheet|CSSStyleSheet%%.

<htmlexample>
<style> #foo { color: red; } </style>
<style> #foo { font-weight: bold; } </style>
<span id='foo'>foo</span>
<script>
  // The following are equivalent
  var styleSheet0 = document.styleSheets[0];
  var styleSheet0Item = document.styleSheets.item(0);

  console.log(styleSheet0 === styleSheet0Item);
</script>
</htmlexample>

ReadOnly:
true

----
prototype.item(index : Number) : StyleSheet

Same as %%#indexer_Number|**this[index]**%%.