   <input type='input' id='kbd_id1' class='kmw-disabled' onkeypress="clickOnEnter(event,1);"/>
    <input type='button' id='btn1' onclick='addKeyboard(1);' value='Add' />

    <h3>Add a keyboard by BCP-47 language code:</h3>
    <input type='input' id='kbd_id2' class='kmw-disabled' onkeypress="clickOnEnter(event,2);"/>
    <input type='button' id='btn2' onclick='addKeyboard(2);' value='Add' />

    <h3>Add a keyboard by language name:</h3>
    <input type='input' id='kbd_id3' class='kmw-disabled' onkeypress