<html>
<body>
<script language="JavaScript">
var range;
function function1() {
range = myText.createTextRange();
var m = range.moveEnd("textedit");
range.select();
}
</script>
<input id="myText"
type="text"
value="Some sample text. This text is editable"
size="50">
<input type="button"
value="Select the text inside the textbox"
onclick="function1();">
</body>
</html>