code: function _fnDetectType( sData )
  		{
  			var aTypes = DataTable.ext.aTypes;
  			var iLen = aTypes.length;
  			
  			for ( var i=0 ; i<iLen ; i++ )
  			{
  				var sType = aTypes[i]( sData );
  				if ( sType !== null )
  				{
  					return sType;
  				}
  			}
  			
  			return 'string';
  		}
docs: Get the sort type based on an input string
  @param {string} sData data we wish to know the type of
  @returns {string} type (defaults to 'string' if no type can be detected)
  @memberof DataTable#oApi