Schuyler Erle 175f07c403 Add destroy() to Control.OverviewMap and add a check to map.destroy() to bail if it's already been called (by, say, window.onunload). Fixes #595. ...

git-svn-id: http://svn.openlayers.org/trunk/openlayers@2958 dc9f47b5-9b13-0410-9fdd-eb0c1a62fdaf

2007-04-01 22:29:25 +00:00

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