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Avoid undefined val breaking tabs
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2ae94af14f
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@ -73,7 +73,7 @@ var et2_tabbox = et2_DOMWidget.extend({
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contentMgr = this.getArrayMgr("readonlys");
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if (contentMgr != null) {
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var val = contentMgr.getEntry(this.id);
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if (val !== null)
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if (val !== null && typeof val !== 'undefined')
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{
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hidden = val;
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}
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