X-Git-Url: https://git.mdrn.pl/fnpeditor.git/blobdiff_plain/29a9bfd9b61771b41ca18de2a53b672cb3c07cf1..fb3b7d9bff29aa5c99298ce9e4bae53c2eb47a7d:/src/smartxml/smartxml.js

diff --git a/src/smartxml/smartxml.js b/src/smartxml/smartxml.js
index 749d4f4..de70e9b 100644
--- a/src/smartxml/smartxml.js
+++ b/src/smartxml/smartxml.js
@@ -177,8 +177,12 @@ $.extend(ElementNode.prototype, {
     nodeType: Node.ELEMENT_NODE,
 
     setData: function(key, value) {
-        if(value !== undefined) {
-            this._$.data(key, value);
+        if(arguments.length === 2) {
+            if(_.isUndefined(value)) {
+                this._$.removeData(key);
+            } else {
+                this._$.data(key, value);
+            }
         } else {
             this._$.removeData(_.keys(this._$.data()));
             this._$.data(key);