ASP.NET

<br />
protected void Page_Load(object sender, EventArgs e)<br />
{<br />
if(!Page.IsPostBack)<br />
{<br />
query = "select CustId,FirstName+' '+LastName as Name from custdetails where BrokerId='" + Session["broker"] + "'";<br />
dt = obj.select(query);<br />
ListBox1.DataSource = dt;<br />
ListBox1.DataTextField = "Name";<br />
ListBox1.DataValueField = "CustId";<br />
ListBox1.DataBind(); //<-- replace this with ListBox1<br />
}<br />
}<br />
<br />
protected void Button1_Click(object sender, EventArgs e)<br />
{<br />
Label2.Text = ListBox1.SelectedValue;<br />
}<br />
<br />