How to attach to Browser Helper Object (BHO) with C# in two minutes

IntroductionMicrosoft provided Browser Helper Object (BHO) to let developers "drive" Internet Explorer. The first BHO was introduced in 1997 with IE 4.0. I have been writing programs on BHO for months. It could be quite depressing at the very first beginning to learn all those things. Hereby, I am writing this article to help beginners like me get familiar with BHO as soon as possible.