code: function(oTable) {
  			var oScrollExtension = oTable._getScrollExtension();
  
  			if (internal(oTable).nVerticalScrollPosition != null) {
  				return internal(oTable).nVerticalScrollPosition;
  			} else if (oScrollExtension.isVerticalScrollbarVisible()) {
  				return oScrollExtension.getVerticalScrollbar().scrollTop;
  			} else {
  				return 0;
  			}
  		}
docs: Gets the current vertical scroll position. This must not be the current <code>scrollTop</code> value, but can be a memorized value.
  
  @param {sap.ui.table.Table} oTable Instance of the table.
  @returns {number} The vertical scroll position.