docs: function(newval, oldval) {
  		if ([newval, oldval].every(function(val) {
  			return val.contains('edbml.$');
  		})) {
  			var newkeys = gui.KeyMaster.extractKey(newval);
  			var oldkeys = gui.KeyMaster.extractKey(oldval);
  			if (newkeys && oldkeys) {
  				oldkeys.forEach(function(oldkey, i) {
  					var newkey = newkeys[i];
  					newval = newval.replace(newkey, '');
  					oldval = oldval.replace(oldkey, '');
  					this._functions[oldkey] = newkey;
  				}, this);
  				return newval === oldval;
  			}
  		}
  		return false;
  	}