Web Workers. They’re a W3C standard (well, a working draft at the moment) for exactly this, and require no plugins: This specification defines an API that allows Web application authors to spawn background workers running scripts in parallel to their main page. The specification also discusses spreading workers across multiple cores, for true concurrency (this … Read more
It is not possible to dynamically change the value of a file field, otherwise you could set it to “c:\yourfile” and steal files very easily. However there are many solutions to a multi-upload system. I’m guessing that you’re wanting to have a multi-select open dialog. Perhaps have a look at http://www.plupload.com/ – it’s a very … Read more
I am currently in Tokyo, and I used to be in Switzerland. Yet, my location until some days ago was not pinpinted exactly, except in the broad Tokyo area. Today I tried, and I appear to be in Switzerland. How? Well the secret is that I am now connected through wireless, and my wireless router … Read more
Check out the recently1 released upload handler from the guys that created the TinyMCE editor. It has a jQuery widget and looks like it has a nice set of features and fallbacks. http://www.plupload.com/