code: function(value)
  	{
  		var clonedAxis = {};
  		for(var prop in value)
  		{
  			if(prop == "labelFunction")
  			{
  				if(value.labelFunction && value.labelFunction !== null)
  				{
  					clonedAxis.labelFunction = YAHOO.widget.Chart.getFunctionReference(value.labelFunction);
  				}
  			}
  			else
  			{
  				clonedAxis[prop] = value[prop];
  			}
  		}
  		return clonedAxis;
  	}
docs: Receives an axis object, creates a proxy function for
  the labelFunction and returns the updated object.
  
  @method _getClonedAxis
  @private