var bustcachevar=1;
var loadedobjects="";
var rootdomain="http://"+window.location.hostname;
var bustcacheparameter="";

function ajaxpage(url, containerid){
  var page_request = false;
  if (window.XMLHttpRequest) {
    page_request = new XMLHttpRequest()
  } else if (window.ActiveXObject){
    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);
  }

  if (bustcachevar)
    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){
  if (page_request.readyState == 4 && (page_request.status==200 || window.location.href.indexOf("http")==-1))
    document.getElementById(containerid).innerHTML=page_request.responseText
}

function loadobjs(){
  if (!document.getElementById) return;
  for (i=0; i<arguments.length; i++){
    var file=arguments[i];
    var fileref="";
    if (loadedobjects.indexOf(file)==-1){
      if (file.indexOf(".js")!=-1){
        fileref=document.createElement('script')
        fileref.setAttribute("type","text/javascript");
        fileref.setAttribute("src", file);
      } else if (file.indexOf(".css")!=-1){
        fileref=document.createElement("link")
        fileref.setAttribute("rel", "stylesheet");
        fileref.setAttribute("type", "text/css");
        fileref.setAttribute("href", file);
      }
    }
    if (fileref!=""){
      document.getElementsByTagName("head").item(0).appendChild(fileref);
      loadedobjects+=file+" ";
    }
  }
}

var el = Array();
var xml = makeXML();

function makeXML () {
  if (typeof XMLHttpRequest == 'undefined') {
    objects = Array(
      'Microsoft.XmlHttp',
      'MSXML2.XmlHttp',
      'MSXML2.XmlHttp.3.0',
      'MSXML2.XmlHttp.4.0',
      'MSXML2.XmlHttp.5.0'
    );
    for (i = 0; i < objects.length; i++) {
      try {
        return new ActiveXObject(objects[i]);
      } catch (e) {}
    }
  } else {
    return new XMLHttpRequest();
  }
}

function get (id) {
  return document.getElementById(id);
}

function loadHandler () {
  el['url'] = get('url');
  el['download'] = get('download');
  el['loading'] = get('loading');
  el['frame'] = get('frame');
  el['url'].onkeypress = function (e) {
    e = (!e) ? window.event : e;
    if (e.keyCode == 13) {
      el['download'].click();
    }
  }
  el['download'].onclick = function () {
    xml.open('get', './php/getURL.php?url=' + el['url'].value);
    xml.onreadystatechange = function () {
      if (xml.readyState == 4) {
        if (xml.responseText == 'invalid') {
          s=new String(get('url'));
          el['loading'].innerHTML = 'Invalid URL' + el['url'].value;
        } else {
          el['loading'].style.display = 'none';
          el['frame'].src = xml.responseText;
        }
      } else {
        el['loading'].innerHTML = '<img src="./img/loading.gif" alt="Loading..." />';
        el['loading'].style.display = 'block';
      }
    }
    xml.send(null);
  }
}
/*
window.onload = loadHandler;
*/

function GoTo(url) {
  document.location.href=url;
}

function CopyToClipboard() {
  document.embed.link.focus();
  document.embed.link.select(); 
  CopiedTxt = document.selection.createRange();
  CopiedTxt.execCommand("Copy");
}

function swapclass(id,w) {
  document.getElementById(id).className = w;
}

function swapsrc(id,w) {
  document.getElementById(id).src = w;
}