height="300"></canvas>
            <div id="J_picBoard" class="picBoard" style="width: 360px;height: 300px"></div>
        </div>
        <div id="J_operateBar" class="operateBar">
            <span id="J_previousStep" class="previousStep">
                <em class="icon"></em>
                <em class="text"><var id="lang_input_previousStep"></var></em>
            </span>
            <span id="J_nextStep" class="nextStep">
                <em class="icon"></em>
                <em class="text"><var id="