$(function () {
        var cat = $('#categorySelect');
        var el = $('#elementSelect');
        var attr = $('#attributeSelect');
        
        el.selectChain({
            target: attr,
            url: '/content/findstore',
	    type: 'post',
            data: { ajax: true, anotherval: "anotherAction" }            
        });        

        // note that we're assigning in reverse order
        // to allow the chaining change trigger to work
        cat.selectChain({
            target: el,
            url: '/content/findstate',
	    type: 'post',
            data: "ajax=true"
        }).trigger('change');

    });