If MessageBox.Show("确定你有空了? ","请确认",MessageBoxButtons.YesNo,MessageBoxIcon.Question)=DialogResult.Yes Then
Dim dr As DataRow
dr = DataTables("员工资料").Find("姓名 = '" & _UserName & "'") '找出编号为03的产品
If dr Is Nothing Then
dr("个人状态") = "我有空"
End If