Find a Beatle

by js_test

HTML

<input id="FindBeatle" type="text" />

<select id="Beatles">
    <option>John</option>
    <option>Paul</option>
    <option>George</option>
    <option>Ringo</option>
</select>

<input type="button" id="submit" value="submit" />

JavaScript

var SelectBeatle = function(){
    var sel = document.getElementById('Beatles'),
        val = document.getElementById('FindBeatle').value,
        len = sel.options.length;
    
    for(var i = 0; i < len; i++) {
        if(sel.options[i].innerHTML !== val) continue;    
        sel.selectedIndex = i;
        return;
    }
    alert(val + " is Missing!");
};

var btn = document.getElementById('submit'),
    fnc = function(event){ 
        SelectBeatle();
    };

btn.addEventListener('click', fnc);