animhotep,
пример можно разместить тут
[HTML run]ваш код[/HTML]
<!DOCTYPE HTML>
<html>
<head>
<meta charset="utf-8" />
<style type="text/css">
div{
height: 100px;
width: 100px;
float: left;
}
#one{
background-color: #FF8C00;
}
#two{
background-color: #FFC0CB;
}
</style>
</head>
<body>
<div id="one">1</div>
<div id="two">2</div>
<input id="go" name="" type="button" value="move" onclick="move()">
<script>
var divs = document.getElementsByTagName('div');
function move()
{
divs[0].parentNode.insertBefore(divs[1],divs[0])
}
</script>
</body>
</html>