         else if (content is Array)
         {
             textFlow = new TextFlow();
-			textFlow.whiteSpaceCollapse = getStyle("whiteSpaceCollapse");
+            textFlow.whiteSpaceCollapse = getStyle("whiteSpaceCollapse");
             textFlow.mxmlChildren = content as Array;
-			textFlow.whiteSpaceCollapse = undefined;
+            textFlow.whiteSpaceCollapse = undefined;
         }
         else
         {
             textFlow = new TextFlow();
-			textFlow.whiteSpaceCollapse = getStyle("whiteSpaceCollapse");
+            textFlow.whiteSpaceCollapse = getStyle("whiteSpaceCollapse");
             textFlow.mxmlChildren = [ content ];
-			textFlow.whiteSpaceCollapse = undefined;
+            textFlow.whiteSpaceCollapse = undefined;
         }
         
         return textFlow;

    private var clipAndEnableScrollingChanged:Boolean = false;

    /**
     *  @copy mx.layout.LayoutBase#clipAndEnableScrolling
     *  
     *  @langversion 3.0
     *  @playerversion Flash 10

    /**
     *  Appends the specified text to the end of the RichEditableText,
     *  as if you had clicked at the end and typed.
     *
     *  <p>An insertion point is then set after the new text.
     *  If necessary, the text will scroll to ensure
     *  that the insertion point is visible.</p>
     *
     *  @param text The text to be appended.
     *  
     *  @langversion 3.0
     *  @playerversion Flash 10
