<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<title></title>
<script type="text/javascript">
function GenerateAndAppendText() {
var firstPart = "<a href=";
var lastPart = "</a>";
document.getElementById("txtArea").value = firstPart + '"' + document.getElementById("txt1").value + document.getElementById("txt2").value + document.getElementById("txt3").value + '">' + document.getElementById("txt1").value + document.getElementById("txt2").value + document.getElementById("txt3").value+lastPart;
}
</script>
</head>
<body>
<input type="text" id="txt1"/><br/>
<input type="text" id="txt2"/><br/>
<input type="text" id="txt3"/><br/>
<input type="button" id="bttn1" value="Generate" onclick="GenerateAndAppendText();"/><br/>
<textarea id="txtArea" rows="5" cols="20"></textarea>
</body>
</html>