>>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