its good

var userposition=location.href.indexOf(user=);
var user=location.href.substring(userposition+5);
document.getElementById.innerHTML= Hello, +user;
script src=../js/jquery-1.7.1.js/script
script
function setMessage()
var t=location.hash.slice(1);
(div[id=+t+]).text(The DOM is now loaded and can be manipulated.);

(document).ready(setMessage );
(window).bind(hashchange,setMessage)
/script
body
script src=../js/embed.js/script
span Show Herediv id=messageShowing Message1/div/span
span Show Herediv id=message1Showing Message2/div
span Show Herediv id=message2Showing Message3/div
/body