code: function(value, property) {
  			property = (property || '').toLowerCase();
  			var unitlessProps = prefs.getArray('css.unitlessProperties');
  			return value.replace(/^(\-?[0-9\.]+)([a-z]*)$/, function(str, val, unit) {
  				if (!unit && (val == '0' || ~unitlessProps.indexOf(property)))
  					return val;
  				
  				if (!unit)
  					return val.replace(/\.$/, '') + prefs.get(~val.indexOf('.') ? 'css.floatUnit' : 'css.intUnit');
  				
  				return val + getUnit(unit);
  			});
  		}
docs: Normalizes value, defined in abbreviation.
  @param {String} value
  @param {String} property
  @returns {String}