配置文件图片模块上的保存按钮不起作用或模块卡在“正在加载...”PHP

I have a module where a user can upload a profile picture. I want to do several things when a user uploads a picture to there profile, but I am trying to take it in steps, the first step being getting the picture saved and uploaded to the server. Right now, the user can select there picture just fine, after the user has chosen there picture, it gives a little notice that the picture is uploading. I don't know if something is supposed to show after uploading or if it is just supposed to go away (I joined a friend in getting this site done, the module was already here; I'm trying to get the functionality finished up and working). I have a module where a user can upload a profi