var DM_Widget_LayoutMenu = 
{
    rules : {
        'div.set_layout' : function(element)
        {
            element.onclick = function()
            {
               DM_Widget_LayoutMenu.toggleLayout(findIdInClass(element));
            };
        }
    },
    toggleLayout : function(val)
    {   
        setCookie('layout', val, null, '/');
        document.location.reload();
    },
    initialize : function ()
    {
        Event.onDOMReady(
            function() {
                EventSelectors.start(DM_Widget_LayoutMenu.rules);
            }
        );
    }
};
DM_Widget_LayoutMenu.initialize();