Internet Download Manager is a full-featured package that handles downloading tasks with aplomb. It conveniently intergrates into your browser, even if you use Mozilla or Opera.
It automatically sorts incoming files by file type and puts them in the appropriate folder. Most importantly, it supercharges download speeds (it doubled ours) in other words it will double your downloading speed! Other features include automatic virus checking and the ability to download all files linked to a page. The new version has a web spider that can analyze a site and terieve, for example, all the images on it.
Internet Download Manager [IDM] strikes us as a natural choice for users in need of a trusty transfer tool. Version 5.11 build 5 added FLV grabber that can be used to download videos from YouTube, Facebook, Google Video, MySpaceTV, and other popular sites. Version 5.19 build 5 has fixed YouTube downloading problems.
How to Download Manga Episode Video by Using IDM
Step 1 : Install IDM with Mozilla Firefox in your computer
Step 2 : After you install the IDM then Restart your Mozilla Firefox Browser
Step 3 : Choose / find / select video you're about to download
Step 4 : Play the video and wait until "Download This Video" button appear
Step 5 : Click the button - choose the location you want to save your file and then click Start Download
Step 6 : Wait until downloading process finish.
Easy, isn't it? leave me a message if you have a problem with this stuff. Good Luck!!