Import data from Excel to Access using ADO.Net

Question

hi all,
            i am new to vb.net i am trying to export data from ms excel to ms access database through ado.net i am trying with code in below link but didnt work
http://www.vbdotnetheaven.com/UploadFile/vandita/ImportData07312007025023AM/ImportData.aspx

can u suggest me any other code or i am thinking some code is missing in this link regarding FillAccessDatabase was called but this function was not declared in the code. please try to help me out.