//<div id="alert_dlg" class="aldg_body">
//<div class="aldg_title">www.woodcarving.ru</div><div class="aldg_txt"></div><input class="aldg_ok" type="button" value="OK" />
//</div>
(function($){
	$.fn.extend({
		alertDialog:function(options){
			if(this.length>1){this.each(function(){$(this).alertDialog(options)});return this;}
			var obj=$(this),s={showSpeed:"slow"};
			options?$.extend(s,options):null;
			var show=function(message){ obj.find('.aldg_txt').empty().append(message); obj.css("left",($('body').width()/2-obj.width()/2).toFixed(0)+"px").css("top",($('body').height()/3-obj.height()/2).toFixed(0)+"px");obj.fadeIn(s.slideSpeed);};
			var hide=function(){obj.fadeOut(s.slideSpeed);};
			obj.find('.aldg_ok').click(function(){hide();})
			this.show = function(message){show(message);}
			this.hide = function(){hide();}
			return this;
		}
	});
})(jQuery);