I don't want my users to copy any
information from my website and use
them for personal purposes
There is no way to do this. If someone really wants your information, they can get it.
You might be able to give them a litte bit of trouble with disabling certain functions using javascript or whatever...but you'll only give the people who don't know much about technology that trouble. And usually those people aren't even trying to copy your data. The one's who are, will figure out a way.
与恶龙缠斗过久,自身亦成为恶龙;凝视深渊过久,深渊将回以凝视…