diff --git a/media/js/jquery.dataTables.js b/media/js/jquery.dataTables.js
index 24e3bb3d..cf2f97b7 100644
--- a/media/js/jquery.dataTables.js
+++ b/media/js/jquery.dataTables.js
@@ -5716,6 +5716,7 @@
 			var oSettings = _fnSettingsFromNode( this[DataTable.ext.iApiIndex] );
 			var i, iLen;
 			var aoColumns = oSettings.aoColumns;
+			var aoData = oSettings.aoData;
 			var nTd, nCell, anTrs, jqChildren, bAppend, iBefore;
 			
 			/* No point in doing anything if we are requesting what is already true */
@@ -5752,20 +5753,20 @@
 					}
 				}
 		
-				for ( i=0, iLen=oSettings.aoData.length ; i<iLen ; i++ )
+				for ( i=0, iLen=aoData.length ; i<iLen ; i++ )
 				{
-					if ( oSettings.aoData[i].nTr !== null )
+					if ( aoData[i].nTr !== null )
 					{
 						if ( bAppend )
 						{
-							oSettings.aoData[i].nTr.appendChild( 
-								oSettings.aoData[i]._anHidden[iCol]
+							aoData[i].nTr.appendChild( 
+								aoData[i]._anHidden[iCol]
 							);
 						}
 						else
 						{
-							oSettings.aoData[i].nTr.insertBefore(
-								oSettings.aoData[i]._anHidden[iCol], 
+							aoData[i].nTr.insertBefore(
+								aoData[i]._anHidden[iCol], 
 								_fnGetTdNodes( oSettings, i )[iBefore] );
 						}
 					}
@@ -5774,12 +5775,12 @@
 			else
 			{
 				/* Remove a column from display */
-				for ( i=0, iLen=oSettings.aoData.length ; i<iLen ; i++ )
+				for ( i=0, iLen=aoData.length ; i<iLen ; i++ )
 				{
-					if ( oSettings.aoData[i].nTr !== null )
+					if ( aoData[i].nTr !== null )
 					{
 						nTd = _fnGetTdNodes( oSettings, i )[iCol];
-						oSettings.aoData[i]._anHidden[iCol] = nTd;
+						aoData[i]._anHidden[iCol] = nTd;
 						nTd.parentNode.removeChild( nTd );
 					}
 				}
diff --git a/media/src/api/api.methods.js b/media/src/api/api.methods.js
index cbc75dff..2ce82086 100644
--- a/media/src/api/api.methods.js
+++ b/media/src/api/api.methods.js
@@ -962,6 +962,7 @@ this.fnSetColumnVis = function ( iCol, bShow, bRedraw )
 	var oSettings = _fnSettingsFromNode( this[DataTable.ext.iApiIndex] );
 	var i, iLen;
 	var aoColumns = oSettings.aoColumns;
+	var aoData = oSettings.aoData;
 	var nTd, nCell, anTrs, jqChildren, bAppend, iBefore;
 	
 	/* No point in doing anything if we are requesting what is already true */
@@ -998,20 +999,20 @@ this.fnSetColumnVis = function ( iCol, bShow, bRedraw )
 			}
 		}
 
-		for ( i=0, iLen=oSettings.aoData.length ; i<iLen ; i++ )
+		for ( i=0, iLen=aoData.length ; i<iLen ; i++ )
 		{
-			if ( oSettings.aoData[i].nTr !== null )
+			if ( aoData[i].nTr !== null )
 			{
 				if ( bAppend )
 				{
-					oSettings.aoData[i].nTr.appendChild( 
-						oSettings.aoData[i]._anHidden[iCol]
+					aoData[i].nTr.appendChild( 
+						aoData[i]._anHidden[iCol]
 					);
 				}
 				else
 				{
-					oSettings.aoData[i].nTr.insertBefore(
-						oSettings.aoData[i]._anHidden[iCol], 
+					aoData[i].nTr.insertBefore(
+						aoData[i]._anHidden[iCol], 
 						_fnGetTdNodes( oSettings, i )[iBefore] );
 				}
 			}
@@ -1020,12 +1021,12 @@ this.fnSetColumnVis = function ( iCol, bShow, bRedraw )
 	else
 	{
 		/* Remove a column from display */
-		for ( i=0, iLen=oSettings.aoData.length ; i<iLen ; i++ )
+		for ( i=0, iLen=aoData.length ; i<iLen ; i++ )
 		{
-			if ( oSettings.aoData[i].nTr !== null )
+			if ( aoData[i].nTr !== null )
 			{
 				nTd = _fnGetTdNodes( oSettings, i )[iCol];
-				oSettings.aoData[i]._anHidden[iCol] = nTd;
+				aoData[i]._anHidden[iCol] = nTd;
 				nTd.parentNode.removeChild( nTd );
 			}
 		}