2
tab name: Who We Are
parent: root_path
link: modules/wfchannel
condition: $dirname=="wfchannel" && $_GET[pagenum]==2
The "link" is the value of the tabbed link, ie. what it will redirect to.
The "condition" is to decide whether this tab is the current tab.
So change link to modules/wfchannel/index.php?pagenum=2
The condition for the wfsection would be that
$dirname == "wfchannel" && $_GET["category"] == 1
I have had problems with the editing until I found out that it cuts off if I place a single quote ' in the condition and I thought it was a matter of too many characters, but found it to be the '... I don't know if this is of help to you.
Fourth, I don't know, sorry.