DURATION (ASX Element)
This element defines the length of time the Windows Media Player control will render a stream.
This element defines the length of time a stream is to be rendered.
If the VALUE attribute exceeds the length of the content stream, the stream terminates at its normal end-point.
This element can appear either within a REF element or within an ENTRY element. However, a DURATION element defined within a REF element overrides one that appears within the REF element's parent ENTRY element.