1. Opera
1.1. Pros
1.1.1. Tools, wide range of task
1.1.2. Games, photos, programs
1.2. Cons
1.2.1. No one uses it
1.2.2. Has to be downloaded
2. Explorer
2.1. Pros
2.1.1. Web browsing, everyone uses
2.1.2. Compatiblity
2.2. Cons
2.2.1. Not secure
2.2.2. Always tests bad
3. Define: Browser
4. Safari
4.1. Pros
4.1.1. Speed
4.1.2. Browsing
4.2. Cons
4.2.1. 1st one to get hacked into, security issues
4.2.2. Double clicking sets off "on-clicking" javascript. http://www.safaribrowserwindows.com/safari-reviews/pros-and-cons-of-the-new-safari-browser/)
5. Chrome
5.1. Pros
5.1.1. Hasn't been hacked into
5.1.2. Most secure browser
5.2. Cons
5.2.1. Takes away your history, day by day report http://www.worldstart.com/tips/tips.php/5119)
5.2.2. No supported on all operating systems http://www.chromeaday.com/google-chrome-cons-of-chrome/)
6. Firefox
6.1. Pros
6.1.1. Customisability
6.1.2. Everyone uses it
6.2. Cons
6.2.1. Stopped development
6.2.2. Lags behind Chrome and others, slow