Well, I've tryed this, but did not work.
HTML Code:
<script type="text/javascript">
function FileUpdate() {
//$("#upload").text("text");
//$("#upload").value($('#upload').value() + "New content!");
document.getElementById('upload').text = "text";
}
</script>
<input name="imgupload" id="upload" type="file" onchange="FileUpdate();"></input></p><br>
__________________