Adobe AIR中的HTML输入类型=文件不显示文件浏览器

So the good old HTML file uploader tag only presents a browse button (without associated text input) when rendered in a HTML based Adobe AIR application. Upon clicking the browse button, nothing seems to happen. I would expect a popup window so I can select a file. I've seen examples of people using Javascript to call the AIR runtime to get a file and upload it, but I was wondering if anyone knew a complete HTML/Javascript way of doing this with AIR.So the good old HTML file uploader tag only pre