eiving data, a 
 progress event is dispatched to indicate that the parsing starts. From 
 there on, a progress event is dispatched for every 4096 bytes of data 
 that is received and processed. This is only one example, though, and 
 implementations can choose to dispatch progress events at any time while 
 parsing, or not dispatch them at all.  See also the definition of the 
 <code>LSProgressEvent</code> interface. </dd>
 </dl>
 <p ><b>Note:</b>  All events defined in this specification use the 
 namespac