I am newer ,pls help me achieve the following functions,
1>use javascript in html to read local txt file (when client browser open this html,start to read local txt file)
2>find all these lines including "@" from the txt file.
3>display the lines including "@" in client browser(when he open this html)

that'all,I think it is easy to do it,but i don't know,looking forwards to your help(best to give me entire codes,very appreciate ),thanks very much.