javascript popup concat not working

[songania]

I using a simple form where I'm validating a user login. Where I want to pass user name in my javascript POPUP for every successful login. For now it is only displaying Hello .I'm using concatination operator but no luck.this is what my Javascript looks like\[code\]<script language="javascript"> function show() { var n = document.getElementById("uname").value; alert("Hello "+n); return false; } function noshow() { alert("Invalid Login"); return false; } </script>\[/code\]HTML & Asp code \[code\]<form method="post" name="myform"> <table border="0" width="100%" cellpadding="0" cellspacing="0"> <tr> <td>User Name:</td> <td><input type="text" name="uname" value="" /></td> </tr> <tr> <td>Password:</td> <td><input type="password" name="pass" value="" /></td> </tr> <tr> <td colspan="2" align="center"> <input type="submit" value="http://stackoverflow.com/questions/14581920/Login" name="sub" /> <input type="reset" value="http://stackoverflow.com/questions/14581920/Clear" /> </td> <% if Request.Form("sub") <> "" then sql="select * from login_tbl where u_name = '" & Request.Form("uname") & "' AND pass= '" & Request.Form("pass") & "'" rs.Open sql,con,1,2 if rs.Eof then Response.Write("<script language='javascript'>noshow();</script>") else 'Response.Redirect("http://www.google.com") Response.Write("<script language='javascript'>show();</script>") end if rs.Close end if %> </tr> </table> </form>\[/code\]