been fixed a while ago, but we were waiting on a test: Now that it's been
reported by four different users, I'm just going to go ahead and fix it,
grudgingly, rather than wait longer on a test. (Closes#958, #1117)
git-svn-id: http://svn.openlayers.org/trunk/openlayers@5357 dc9f47b5-9b13-0410-9fdd-eb0c1a62fdaf