select

ConAer
ConLife
Aquastop
BlockRead
CemRead

<script>
    function doSortSelect ( select_id )
    {
        var sortedVals = $.makeArray($('#'+select_id+' option')).sort(function(a,b){
            return $(a).text() > $(b).text() ? 1 : $(a).text() < $(b).text() ? -1 : 0 ;
        });
        $('#'+select_id).empty().html(sortedVals);
    }
        
        
    $(document).ready(function(){
    
    
        doSortSelect('from');
    
    
    });    
</script>
<select name="from" id="from">

<option>ConAer</option>
<option>ConLife</option>
<option>Aquastop</option>
<option>BlockRead</option>
<option>CemRead</option>

</select>

	111
	222


Result: 

	

<select id='my_select'>
    <option value='111' rrr='qqq'>111</option>
    <option value='222' rrr='eee'>222</option>
</select>

Result: <span id='span_result'></span>

<script>

    function my_function()
    {
            var val_my_select = $('#my_select').val();

            var rrr = $('#my_select option[value="' + val_my_select + '"]').attr('rrr');    
            
            $('#span_result').html(rrr);

    }    

    $(document).ready(function()
    {        
        $('#my_select').change(function(){

            
            my_function();

        });

        my_function();
    
    });

</script>