function makeObject(){
var x;
if (window.ActiveXObject) {
x = new ActiveXObject("Microsoft.XMLHTTP");
}else if (window.XMLHttpRequest) {
x = new XMLHttpRequest();
}
return x;
}
var request = makeObject();

var the_content;
function check_content(the_content){
request.open('get', the_content);
request.onreadystatechange = parseCheck_content;
request.send('');
}
function parseCheck_content(){
if(request.readyState == 1){
document.getElementById('content').innerHTML = 'Loading...';
document.getElementById("checkbox").style.display='none';
}
if(request.readyState == 4){
var answer = request.responseText;
document.getElementById('content').innerHTML = answer;
document.getElementById("checkbox").style.display='none';

}
}