Jquery dialog（）我应该使用ajax加载对话框内容

I have a page with several jquery Ui buttons that calls dialog() to open specific forms. I currently have all the forms on the same page marked as hidden. So when a specific button is clicked, the dialog will open showing the specific form. My questions is, is it better to have all the formss on the same page marked as hidden, or is it better to have all the forms in a separate file and then use .ajax to call a specific forms from the file using it's ID. Any other thoughts are welcome. I have a page with several jquery Ui buttons th