javascript - Appending a new drop down selector using jquery .append method -


i wanting add anther drop down selector every time press button. using jquery add new drop down field, however, unable new drop down selector added. code not working. below code:

jsfiddle

jquery:

$(document).ready(function(){   existingdiv1 = document.getelementbyid( "dropdown" );       $("#btn1").click(function(){   $("z").append('<strong>hello</strong>', existingdiv1);   }); });

html: 

<div class="control-group">   <div class="controls">     <z>     <select id="servingsizeunits" class="selectpicker btn-medium btn-block" data-style="btn-info" name="dropdown" id="dropdown">        <optgroup label="select product type">            <option name="dropdown" value="val1">val1</option>            <option name="dropdown" value="val2">val2 </option>            <option name="dropdown" value="val3">val3</option>            <option name="dropdown" value="val4">val4</option>            <option name="dropdown" value="val5">val5</option>       </optgroup>     </select>       </z>           </div>      </div>          <button id="btn2" class="btn btn-primary" data-activate="#payment" type="submit">add selector</button>

any suggestions great.

update 1: have made sure , fiddle code same.

first of havent included jquery in fiddle..i have updated fiddle , im attaching here. http://jsfiddle.net/ar9r9/2/

$(document).ready(function(){   $("#btn2").click(function(){   $(".app").append('<input class="input-block-level" type="text" name="newfield" id="newfield" placeholder="new field">'   );   }); });

here im appending selector div thats enclosing select.


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