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Etemplate: Avoid error if sender is not passed
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@@ -614,7 +614,7 @@ class et2_searchbox extends et2_textbox
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getDOMNode(asker)
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{
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if(asker.getParent() == this)
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if(asker && asker.getParent() == this)
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{
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return this.flex[0];
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}
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