innerWidth(): Specify the signature of the function argument.

Author: andyli

entries/innerWidth.xml

@@ -50,8 +50,14 @@ $( "p:last" ).text( "innerWidth:" + p.innerWidth() );
 </signature>
 <signature>
   <added>1.8.0</added>
-  <argument name="function(index, width)" type="Function">
-	<desc>A function returning the inner width (including padding but not border) to set. Receives the index position of the element in the set and the old inner width as arguments. Within the function, <code>this</code> refers to the current element in the set.</desc>
+  <argument name="function" type="Function">
+        <argument name="index" type="Integer" />
+        <argument name="width" type="Number" />
+        <return>
+          <type name="String"/>
+          <type name="Number"/>
+        </return>
+        <desc>A function returning the inner width (including padding but not border) to set. Receives the index position of the element in the set and the old inner width as arguments. Within the function, <code>this</code> refers to the current element in the set.</desc>
   </argument>
 </signature>
 <desc>Set the CSS inner width of each element in the set of matched elements.</desc>