var bustcacheparameter=""
var bustcachevar=1

function browseProject(id) {
  ajaxpage('content/header.php?id='+id, 'headerRandom')
}

function ajaxpage(url, containerid) {
  var page_request = false;
  if(window.XMLHttpRequest) { // if Mozilla, Safari etc
    page_request = new XMLHttpRequest()
  } else if(window.ActiveXObject) { // if IE
    try {
      page_request = new ActiveXObject("Msxml2.XMLHTTP")
    }
      catch (e) {
        try{
          page_request = new ActiveXObject("Microsoft.XMLHTTP")
        }
        catch (e) {}
      }

  } else {
    return false
  }
  page_request.onreadystatechange=function() {
    loadpage(page_request, containerid, url)
  }
  if(bustcachevar) { //if bust caching of external page
    bustcacheparameter=(url.indexOf("?")!=-1)? "&"+new Date().getTime() : "?"+new Date().getTime()
  }
  page_request.open('GET', url+bustcacheparameter, true)
  page_request.send(null)
}

function loadpage(page_request, containerid, url) {
  if(page_request.readyState == 4 && (page_request.status==200 || window.location.href.indexOf("http")==-1)) {
    document.getElementById(containerid).innerHTML=page_request.responseText;
    tb_init('a.thickbox, area.thickbox, input.thickbox');//pass where to apply thickbox
  	imgLoader = new Image();// preload image
  	imgLoader.src = tb_pathToImage;
  }
}