Untitled

<body id = "name">
<form action="postenhierherdanke" method="post">
<input type = "range" min = "0" max = "255" value = "0"step = "1" style = "width:255px;"onchange="showValue(this.value)" />
</form>
<span id="range">0</span>
<script type="text/javascript">
function showValue(newValue)
{
 document.getElementById("range").innerHTML=newValue;
}
var doc = document.getElementById("name");
var test = document.getElementById('range');
doc.style.backgroundColor = "'rgb(0,0, + test)";
</script>
</body>