[fusion-trac] #445: $() with empty string returns an element in IE7 when it should return null

[Fusion]

#445: $() with empty string returns an element in IE7 when it should return null
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   Reporter:  madair   |       Owner:  madair
       Type:  defect   |      Status:  new   
   Priority:  P2       |   Milestone:  2.3   
  Component:  Widgets  |     Version:  SVN   
   Severity:  Minor    |    Keywords:        
External_id:           |       State:  New   
    Browser:  All      |          Os:  All   
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 calling $('') in IE7 returns a random element when it should return null

 not sure of the fix in Mootools but we can guard against that in Fusion

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Ticket URL: <http://trac.osgeo.org/fusion/ticket/445>
Fusion <http://trac.osgeo.org/fusion>
Fusion is a web-mapping application development framework for MapServer and MapGuide OS.