refresh without reloading page code example

Example 1: ajax data not reflecting after refresh particular div jquery

$(document).ready(function() {
$.ajaxSetup({ cache: false });
setInterval(function() {
$('#loaddiv').load('teste.asp');
}, 1000);
});

Example 2: javascript reload page without refresh

<a href="javascript:window.top.location.reload(true)" class="continue">Continue</a>

Example 3: update html page without refresh

$(function(){
    // don't cache ajax or content won't be fresh
    $.ajaxSetup ({
        cache: false
    });
    var ajax_load = "<img src='http://automobiles.honda.com/images/current-offers/small-loading.gif' alt='loading...' />";

    // load() functions
    var loadUrl = "http://fiddle.jshell.net/deborah/pkmvD/show/";
    $("#loadbasic").click(function(){
        $("#result").html(ajax_load).load(loadUrl);
    });

// end  
});