I add a GridView on page in UpdatePanel and put a Panel in one of cells and add LinkButton from code behind to this panel like below
Panel pnl = (Panel)GridView1.Rows[i].Cells[4].FindControl("pnlSteps");//pnlSteps is Panel's Id
LinkButton lnk = new LinkButton();
//...
pnl.Controls.Add(lnk);
when user click on each LinkButton I want to run a javascript's function,how can i do it?