// populate drop down menu based on dock ID
private void GetAvailableSlips(int dockID)
{
var slips = mgr.GetNonleasedSlipsByDock(dockID);
uxSlipCount.Text = slips.Count().ToString();
uxSlips.DataSource = slips;
uxSlips.DataTextField = "Summary";
uxSlips.DataValueField = "ID";
DataBind();
}