Maximum length in text area

<script language=”javascript”>
        function Count(text, maxlength) {
            if (text.value.length > maxlength) {
                text.value = text.value.substring(0, maxlength);
            }
        }
    </script>

<asp:TextBox ID=”txtAddress” runat=”server” CssClass=”useAddTxtBox” TextMode=”MultiLine” MaxLength=”200″ onKeyUp=”Count(this,200)” onChange=”Count(this,200)”/>

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