How to split avi video files into different smaller size?

[eddielkk]

well i think vcdcutter is a commonly used software and yes any vido editing software can do this but as every body can't use it vcd cutter is abetter option and try
http://www.goldzsoft.com/avi-splitter/

Thanks to all of you for nice reply. Similarly, if I want to merge two or three video files together, can I do it with these sofwares? I'm gonna to download some of these softwares.

some of the comprehensive video editing software includes of video split and merge functions. If you want video merge software, you can try video joiner, video merger software, just put this name in google there will appear the download link.