var MsgDialog={
	lastaction:null,
	info:function(msg)
	{
			$("msgimg").src="../../images/bg_success.gif";
			$("tipmsg").innerHTML=msg;
			//this.showDialog();
			this.showLayer("MsgDialog");
	},
	error:function(msg)
	{
		$("msgimg").src="../../images/bg_wrong.gif";
		$("tipmsg").innerHTML=msg;
		//this.showDialog();
		this.showLayer("MsgDialog");
	},
	showDialog:function()
	{
		if(overlayerinitflag==0)
		{
			initoverlayer();
		}
		hideSelectBoxes();//隐藏页面上的所有select选择框
		var arrayPageSize = getPageSize();
		Element.setHeight('overlay2', arrayPageSize[1]);
		new Effect.Appear('overlay2', { duration: 0.2, from: 0.0, to: 0.8 });

		// calculate top offset for the Login and display 
		var arrayPageSize = getPageSize();
		var arrayPageScroll = getPageScroll();
		var LoginTop = arrayPageScroll[1] + (arrayPageSize[3] / 2);

		Element.setTop('MsgDialog', LoginTop);
		//Element.show($("MsgDialog"));
		new Effect.Appear('MsgDialog', { duration: 0.5, queue: 'end' });
	},
	showLayer:function(layerid)
	{
		if(overlayerinitflag==0)
		{
			initoverlayer();
		}
		hideSelectBoxes();//隐藏页面上的所有select选择框
		var arrayPageSize = getPageSize();
		Element.setHeight('overlay_whiteblank', arrayPageSize[1]);
		Element.show($("overlay_whiteblank"));
		//new Effect.Appear('overlay2', { duration: 0.2, from: 0.0, to: 0.8 });
		// calculate top offset for the Login and display 
		var arrayPageSize = getPageSize();
		var arrayPageScroll = getPageScroll();
		var LoginTop = arrayPageScroll[1] + (arrayPageSize[3] / 2);
		Element.setTop(layerid, LoginTop);
		Element.show($(layerid));
		//new Effect.Appear(layerid, { duration: 0.5});
	},
	closeLayer:function(layerid)
	{
		Element.hide($(layerid));
		Element.hide($("overlay_whiteblank"));
		showSelectBoxes();
	},
	confirm:function(title,msg,cbfunction)
	{
		$("confirmtitle").innerHTML=title;
		$("confirmmsg").innerHTML=msg;
		$("confirmbtn").innerHTML='<a href="javascript:;" onclick="'+cbfunction+'"><img src="../../images/btn_queren.gif" alt="确认" /></a>';
		this.showLayer("ConfirmDialog");
	}
}