insert data into database from listbox

hi,  the txtProjName, txtProjCode, txtRegGroup, dropdownactivity, btnddtolist,listActivity,Button1(Submit)this is my pageload code
private void Page_Load(object sender, System.EventArgs e){if (!Page.IsPostBack){// Put user code to initialize the page here

string MyConString2 = "DRIVER={MySQL ODBC 3.51 Driver};" + "SERVER=copernicus;" + "DATABASE=dals;" + "UID=rhodora;" + "PASSWORD=pacer;" + "OPTION=3";OdbcConnection MyConnection = new OdbcConnection(MyConString2);MyConnection.Open();

OdbcDataAdapter DA_County = ...