_log = function (msg, popup, debug) {
		var o = options;
		if ((o.showErrorMessages && !debug) || (debug && o.showDebugMessages))
			$.layout.msg( o.name +' / '+ msg, (popup !== false) );
		return false;
	}
Alert or console.log a message - IF option is enabled.

@param {(string|!Object)}	msg				Message (or debug-data) to display
@param {boolean=}			[popup=false]	True by default, means 'alert', false means use console.log
@param {boolean=}			[debug=false]	True means is a widget debugging message