yui-cookie-dragdrop.js

YUI().use('dd-constrain', 'dd-delegate', 'dd-proxy', 'dd-scroll', 'cookie', function(Y) {
    
    var Cookie = Y.Cookie;
    
    Y.all('.ta').each(function (node) {
        var id = node.get('id'),
            pageX = parseInt(Cookie.get(id + '_pageX'), 10),
            pageY = parseInt(Cookie.get(id + '_pageY'), 10);

        if (Y.Lang.isNumber(pageX)) {
            node.setX(pageX);
        }
        if (Y.Lang.isNumber(pageY)) {
            node.setY(pageY);
        }
    });
    
    var del = new Y.DD.Delegate({
        container: '#demo',
        nodes: '.ta',
        on: {
            'drag:start': function(e) {
                e.target.get('node').setStyle('opacity', '.5');
            },
            'drag:end': function(e) {
                var node = e.target.get('node'),
                    id = node.get('id');

                node.setStyle('opacity', '1');
                
                Cookie.set(id + '_pageX', e.pageX);
                Cookie.set(id + '_pageY', e.pageY);
            }
        }
    });
    del.dd.plug(Y.Plugin.DDProxy, {}).plug(Y.Plugin.DDWinScroll);
        
});