Jawaan!

There is an Addon that allows you to bypass the megaupload bit where it says country slots are full, or you have downloaded too much so soon. This addon only work with mozilla firefox. It’s called Megaupload SX.3.2, you can get it from here

https://addons.mozilla.org/en-US/firefox/addon/3843

With this software, you can download more than two or three links at the same time from Megaupload