SKLNSK,
<!DOCTYPE html>
<html>
<head>
<meta charset="UTF-8" />
<script src="http://code.jquery.com/jquery-latest.js"></script>
</head>
<body >
<input class=edit_add type=text value='111'><br><br>
<div class=mydiv id=divid >
Нажми меня
</div>
<input class=edit_add2 type=text value='222'><br><br>
<input class=edit_add type=text value='333'><br><br>
<input class=edit_add type=text value='444'><br><br>
<script>
function f1(){
alert($(this).nextAll('.edit_add').val());
};
$('#divid').click(f1)
</script>
</body>
</html>