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Fix error when closing window caused by expand/collapse code

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This commit is contained in:
Dan Stillman 2007-03-08 20:56:45 +00:00
parent 719ec8c694
commit 1f7f8bb7e1
1 changed files with 2 additions and 1 deletions
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3
chrome/content/zotero/xpcom/collectionTreeView.js
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@ -46,8 +46,9 @@ Zotero.CollectionTreeView = function()
*/
Zotero.CollectionTreeView.prototype.setTree = function(treebox)
{
if(this._treebox)
if (this._treebox || !treebox) {
return;
}
this._treebox = treebox;
// Add a keypress listener for expand/collapse