asp.net - MaintainScrollPositionOnPostback not working with javascript:__doPostBack -

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hi have gridview , records can long. have command field update records. when click "edit" command button makes javascript postback.
javascript:__dopostback('gridsubcategories$ctl02$ctl00','');

even set maintainscrollpositiononpostback="true", after postback page not scrolling previous point. can do?


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