timer help

[QM_Expert]

Function notepad_timer
Trigger: !cv"* - Notepad" "Notepad" "" "" "" 0x6

Code:

Copy      Help

;\
int hwnd=val(_command)
int i h m s; str ss
for i 0 1000000000
,if(!IsWindow(hwnd)) ret
,ss.getwintext(hwnd)
,if(i) ss.replacerx(" <\d+:\d+:\d+>$") ;;remove previous timer
,s=i%60
,m=i/60%60
,h=i/3600
,ss.formata(" <%i:%02i:%02i>" h m s)
,ss.setwintext(hwnd)
,1
err+

Quick Question....What does the " ;\ " Do on the first line in the above quote?