If MsgBox("Pg-Ref (or) cross-ref tagged without ref-group tag" & vbCrLf & vbCrLf & "Hint=>" & sHint & vbCrLf & vbCrLf & "Are you sure to close?", vbYesNo) = vbNo Then
string msg = "abcdefghijklm...";
int index = msg.IndexOf("fghi"); // the value is 5 in this case
//if the word dont exsist, you will get an exception so better test if the word exsist before getting the index.
if(msg.IndexOf("fghi") != -1)
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