>>>>Hi ,
>>>> I want to add a bookmark function of my program .
>>>> The idea is ,when user press the bookmark in list box,then the edit box will auto jump to the line that the bookmark is.
>>>> I try to use SelLength and something like that to do ,but fail .
>>>>
>>>> Do you have any idea about that ?
>>>> Thanx a lot !
>>>>
>>>> Regards ,
>>>>JK
>>>
>>>If you want to change cursor position in editbox, use SelStart property.
>>
>>Thanx Edward ,I have solved it.
>>But the speed of the process is holy slow .
>>The memo size is about 500kb.
>>And I need to use about 3-4 second to go to the location that bookmarked.
>>Do you have any idea to speed it up ?
>>Thanx a lot for your help
>
>I do not know how you keep your bookmarks. If let say you would store an offset, i.e. real Selstart value, then next time it would jump there momentarily, though edit/save may get slower.

Thanx Edward ,the problem is solved .
The reason of the problem is because the database is HUNG .
After I follow Nancy suggestion ,it work fine now.
Thanx again ^^

Regards,