Help required for DataGrid in asp.net

I want to retreive columnheader value which bound for sql in datagrid in asp.net. I have used the following code for retreiving header text. dim i as integer dim j as integer j=DataGrid1.Columns.count-2 for i = 1 to j Response.write(DataGrid1.Columns.item(i).HeaderText) Response.write(DataGrid1.DataGridItem.Items(i).ItemType) Next But it is showing an error at "Response.write(DataGrid1.DataGridItem.Items(i).ItemType)" I have also tried with Response.write(DataGrid1.columns.Items(i).DataField).But nothing is helpful.How can i get the bound value from Datagrid columns.Thanks in advance.Please help me.