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    ID="MustHaveGuestBedroomCheckBoxEx"
    TargetControlID="MustHaveGuestBedroomCheckBox"
    Key="GuestBedroomCheckBoxes" />
18. NoBot
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<ajaxToolkit:NoBot ID="NoBot2" runat="server"
OnGenerateChallengeAndResponse="CustomChallengeResponse"
ResponseMinimumDelaySeconds="2" CutoffWindowSeconds="60"
CutoffMaximumInstances="5" />
19. NumericUpDown
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    TargetButtonDownID="Button1" TargetButtonUpID="Button2"
    ServiceDownPath="WebService1.asmx" ServiceDownMethod="PrevValue"
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