templater.js

function process_template(url, id, data) {
    $.ajax({
        url: url,
        data: data,
        success: function(msg, ts) { $(id).empty(); $(id).append(msg); }
    });
}

function process_json(push_object) {
    if (push_object && push_object.url && push_object.data && push_object.id) 
        process_template(push_object.url, push_object.id, push_object.data);
}

function poll_json() {
    $.ajax({
        type: "GET",
        url: "http://localhost/activity?channel=1",
        dataType: "json",
        global: false,
        success: function(data, ts) { 
            process_json(data); 
            setTimeout("poll_json()", 10);
        }
    });
}

poll_json();