Only change Link Text

prevent other tags, only change a text element.

HTML

<div>
    <a id="mylink1" href="#">
        <img src="http://fiddle.jshell.net/favicon.png"/>링크1
    </a><br/>
    <a id="mylink2" href="#">
        <img src="http://fiddle.jshell.net/favicon.png"/>링크2
    </a>
</div>
<div>
    <input type="text" id="mytext" value="바꾸고 싶은 값"/>
    <button>링크 글씨 바꾸기</button>
</div>

CSS

div{margin:1em;}
a{font:9pt 'malgun gothic',sans-serif;color:black;}
img{vertical-align:middle;}

JavaScript

$('button').click(function(){
    $('#mylink1').text($('#mytext').val());
    $('#mylink2').contents()
        .filter(function(){return this.nodeType==3;})
        .remove().end().end()
        .append($('#mytext').val());
});