i want a update function like this.
after i updated a website,the system tells me which pages 
are changed and which pages are deleted.and i don't what 
save the page content in the catch file. which command 
line should i use?
i used the 
httrack 172.20.52.30 -O date -Q - q -k
for mirror the website, but httrack save the page's 
contect in the new.dat file. i relly don't want this.
and i used the 
httrack 172.20.52.30 -O data 
for update.