Sharepoint list pop up

<script language="javascript" type="text/javascript" src="//ajax.googleapis.com/ajax/libs/jquery/1.8.1/jquery.min.js"></script>  
<script language="javascript" type="text/javascript">
        ExecuteOrDelayUntilScriptLoaded(yourFunction, 'SP.js');
        function yourFunction() {
            var options = { url: '/Lists/Notification/AllItems.aspx', title: 'Information ! ', width: 640, height: 400 };
             SP.UI.ModalDialog.showModalDialog(options);
         }
         
         _spBodyOnLoadFunctionNames.push("yourFunction()");
    </script>