Message transmission method in the dialog in the dialog box?

[BK]

Hello.
Thank you, who always helping.
Please help me to.

ex:
step1: tab_test dialog(first dialog) tab:google click
step2: 'go_site' dialog show
step3: go_site dialog button click
step4: tab_test run google.com

Message transmission method in the dialog in the dialog box?

Function tab_test

Code:

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\Dialog_Editor
function# hDlg message wParam lParam
ExeQmGridDll
DlgGrid Main_Search.Init(hDlg 5)
if(hDlg) goto messages

;BEGIN DIALOG
;0 "" 0x90CF0AC8 0x0 0 0 476 312 "TorrentSearch"
;1101 ActiveX 0x54030000 0x0 8 24 460 262 "SHDocVw.WebBrowser"
;1 Button 0x54030001 0x0 368 292 48 14 "OK"
;2 Button 0x54030000 0x0 420 292 48 14 "Cancel"
;3 SysTabControl32 0x54030040 0x0 4 8 74 12 ""
;END DIALOG
;DIALOG EDITOR: "" 0x2040108 "*" "1" "" ""

str controls = "1101"
str ax1101SHD
if(!ShowDialog("tab_test" &tab_test &controls)) ret
ret
;messages
sel message
,case WM_INITDIALOG

,;SetTAB
,,int htb=id(3 hDlg)
,,TabControlAddTabs htb "test[]google"
,,goto g11

,case WM_DESTROY
,case WM_COMMAND goto messages2
,case WM_CTLCOLORSTATIC
,case WM_NOTIFY goto messages3

ret
;messages2
sel wParam
,case IDOK
,case IDCANCEL
ret 1
;messages3
NMHDR* nh=+lParam
sel nh.idFrom
,case 5
,GRID.QM_NMLVDATA* cd=+nh
,,NMLVDISPINFO* di=+nh
,,NMLISTVIEW* nlv=+nh
sel nh.code
,case TCN_SELCHANGE
,_i=SendMessage(nh.hwndFrom TCM_GETCURSEL 0 0)
,;out "Tab selected: %i" _i

,if _i=1
,,out "google"
,,if(!ShowDialog("go_site" &go_site)) ret
,;g11
,out "Tab selected: %i" _i
,DT_Page hDlg _i

Function go_site

Code:

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\Dialog_Editor
function# hDlg message wParam lParam
if(hDlg) goto messages


;BEGIN DIALOG
;0 "" 0x90C80AC8 0x0 0 0 80 38 "Dialog"
;3 Button 0x54032000 0x0 12 12 48 14 "go_google"
;END DIALOG
;DIALOG EDITOR: "" 0x2040108 "" "" "" ""

ret
;messages
sel message
,case WM_INITDIALOG
,case WM_DESTROY
,case WM_COMMAND goto messages2
ret
;messages2
sel wParam
,case 3
,out "send message tab_test go http://google.com"
,case IDOK
,case IDCANCEL
ret 1