//判断CheckBoxList1选中项
//判断选中项
/*
int count = 0;
foreach (ListItem item in this.CheckBoxList1.Items)
{
if (item.Selected)
{
count++;
}
}
if (count == 0)
{
Common.MessageBox.Show(this.Page, "必须选择一项变电站");
return;
}
else
{
sssss
}
*/