//点击“确定”进行相应的搜索
protected void search_ServerClick(object sender, EventArgs e)
{
string point_foodname = this.ddlSelectFood.SelectedValue.ToString();
m.Foodname = point_foodname;
dt = menu.point_searchMenu(m);
}
//增加食物1
protected void Add_FoodClick1(object sender, EventArgs e)
{
m.Foodname = this.Label1.Text;
dt_menu = menu.point_searchMenu(m);
no = int.Parse(dt_menu.Rows[0]["foodno"].ToString());
add(no);
}