<body>
<input id=txt1 type=textbox />
<input type=button value="ASC II-->Unicode" onclick="c();">
<input type=button value="Unicode-->ASC II" onclick="d();">
<input id=txt2 type=textbox />
<script>
function c()
{
var s=document.all.txt1.value;
var i;
var d="";
var t="";
for (i=0; i<s.length; i++)
{
t="0000" + s.charCodeAt(i).toString(16);
d = d + "\\u" + t.substr(t.length-4);
}
document.all.txt2.value=d;
}
function d()
{
var s="";
eval("s='" + document.all.txt1.value + "';");
document.all.txt2.value=s;
}
</script>
</body>
</html>