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 1 private void Check(ControlCollection controlCollection, string txtID)
 2         {
 3             foreach (Control item in controlCollection)
 4             {
 5 
 6                 if (item is TextBox)
 7                 {
 8                     if (item.ID == txtID)
 9                     {
10                         ((TextBox)item).Text = txtVaule;
11                     }
12                 }
13                 else if (item is HtmlInputCheckBox)
14                 {
15                     if (item.ID==txtID)
16                     {
17                         ((HtmlInputCheckBox)item).Checked = true;
18                     }
19                 }
20                 if (item.HasControls())
21                 {
22                     Check(item.Controls, txtID);
23                 }
24             }
25