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MINOR Defensive scripting in LeftAndMain.Tree.js (merged from r98709)
git-svn-id: svn://svn.silverstripe.com/silverstripe/open/modules/cms/branches/2.4@98733 467b73ca-7a2a-4603-9d3b-597d59a354a9
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@ -59,7 +59,7 @@ TreeAPI.prototype = {
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onSuccess: function(response){
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onSuccess: function(response){
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self.innerHTML = response.responseText;
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self.innerHTML = response.responseText;
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self.castAsTreeNode(self.firstChild);
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self.castAsTreeNode(self.firstChild);
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if (options.onSuccess) options.onSuccess(response);
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if (options && options.onSuccess) options.onSuccess(response);
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},
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},
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onFailure: function(response){
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onFailure: function(response){
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errorMessage('error loading tree', response);
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errorMessage('error loading tree', response);
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