我的JSON数据使用AJAX加载两次，它只能在点击时加载一次

I am using AJAX and Jquery to load a json object into my web page. It works great however 50-70% of the time it loads in the json data to my page twice, it appends the second set of data to my page, is there a good way to ensure that my data only loads once?I am using AJAX and Jquery to load a json objec