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how to know if an user is online or not?

i want to check if a user is online or not,i mean the user
use http protocol to access my site,if he close his
browser ,how can i know it IMMEDIATELY??so the session can
be used here ????
i found some chatroom used this technology,if
possible,give me the java answer also...
thanks in advance
Jul 19 '05 #1
2 3213
Lookup global.asa in GOOGLE. You may want to use this kind of file.

Cory

"jack" <fe******@21cn. com> wrote in message
news:01******** *************** *****@phx.gbl.. .
i want to check if a user is online or not,i mean the user
use http protocol to access my site,if he close his
browser ,how can i know it IMMEDIATELY??so the session can
be used here ????
i found some chatroom used this technology,if
possible,give me the java answer also...
thanks in advance

Jul 19 '05 #2
use IsClientConnect ed method proactively ..... although closing a browser is
not going to fire anything on the server ....

"Cory" <co**@agency-online.com> wrote in message
news:ef******** ******@tk2msftn gp13.phx.gbl...
Lookup global.asa in GOOGLE. You may want to use this kind of file.

Cory

"jack" <fe******@21cn. com> wrote in message
news:01******** *************** *****@phx.gbl.. .
i want to check if a user is online or not,i mean the user
use http protocol to access my site,if he close his
browser ,how can i know it IMMEDIATELY??so the session can
be used here ????
i found some chatroom used this technology,if
possible,give me the java answer also...
thanks in advance


Jul 19 '05 #3

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