closing the pop-up

hi friends,i just want to know how to close the pop-up(which appeared before) message after soemtime(say 5 mins).
[127 byte] By [bobza] at [2007-10-2 20:30:29]
# 1
is it a pop-up window like new ie/firefox window?
jgalacambraa at 2007-7-13 23:13:33 > top of Java-index,Enterprise & Remote Computing,Web Tier APIs...
# 2
it is a confirm window .
bobza at 2007-7-13 23:13:33 > top of Java-index,Enterprise & Remote Computing,Web Tier APIs...
# 3
not even tried to close alert/confirm/prompt window.. i think it must depend on the client side
jgalacambraa at 2007-7-13 23:13:33 > top of Java-index,Enterprise & Remote Computing,Web Tier APIs...
# 4
so if i want to close my confirm box after sometime, i don have any method to do so. incase, i need a functionality to do so, then i should write my own box to do so.
bobza at 2007-7-13 23:13:33 > top of Java-index,Enterprise & Remote Computing,Web Tier APIs...
# 5
yes it will be a better idea if you will make your own confirm box so it can have more functionality
jgalacambraa at 2007-7-13 23:13:33 > top of Java-index,Enterprise & Remote Computing,Web Tier APIs...