function checkMessages(tbTitle,w,h){
	messageElement = $("messages");
	Rex = /[a-zA-Z0-9]/;
	if(messageElement &&  (messageElement.getChildren().length > 0 || messageElement.get("html").test(Rex) != "" ) ) {
		messageElement.MooDialog({
			onHide:function(){
				if(TB_RedirectUrl != "") window.location.href = TB_RedirectUrl;
			},
			drag:true,
			title:tbTitle||'System message',
			size:{width:w||400,height:h||150}
		});
	}
}



function oDialog(url,options){
	new MooDialog.Iframe(url,options);	
}