<html>
<body>
<script language="JavaScript"> function function1() {
var m = document.createTextNode("This is the text.");
var n = myP.firstChild.replaceNode(m);
m.deleteData(5, 10);
}
</script>
<p id="myP">Sample text.</p>
<input type="button" value="Remove data" onclick="function1();">
</body>
</html>