function GetXmlHttpObject()
{
if (window.XMLHttpRequest)
  {
  // code for IE7+, Firefox, Chrome, Opera, Safari
  return new XMLHttpRequest();
  }
if (window.ActiveXObject)
  {
  // code for IE6, IE5
  return new ActiveXObject("Microsoft.XMLHTTP");
  }
return null;
}

function move(movevar) {
if (movevar=='shirts') {
window.open('http://www.erebus.nl/shirts.html', '_blank','width=700, height=560, top=100px, left=400px, resizable=no, menubar=no, scrollbars=no, status=no, toolbar=no');
}
if (movevar=='myspace') {
window.open('http://www.myspace.com/erebuskampen', '_blank');
}
if (movevar=='hyves') {
window.open('http://erebuskampen.hyves.nl/', '_blank');
}
if (movevar=='youtube') {
window.open('http://www.youtube.com/user/Erebusdeath', '_blank');
}
}

function scrollbar_change(tovar) {
xmlhttp=GetXmlHttpObject();
if (xmlhttp==null)
{
  alert ("Your browser does not support XMLHTTP!");
  return;
}
if (tovar=='video') {
		document.getElementById("head_text").innerHTML="";
document.getElementById("scrollbar_container").innerHTML="<center><br><br><object height=\"300\" width=\"450\">"+
" <param name=\"allowScriptAccess\" value=\"never\" />"+
"  <param name=\"allowNetworking\" value=\"internal\" />"+
"  <param name=\"movie\" value=\"http://www.youtube.com/v/uVOcAXDqUCg&hl=nl&fs=1&\" />"+
"  <param name=\"wmode\" value=\"transparent\" />"+
"<embed type=\"application/x-shockwave-flash\" allowScriptAccess=\"never\" allowNetworking=\"internal\" src=\"http://www.youtube.com/v/uVOcAXDqUCg&hl=nl&fs=1&\" height=\"300\" width=\"450\" wmode=\"transparent\" />"+
"</object></center>";
}
if (tovar=='news') {
		document.getElementById("head_text").innerHTML="NEWS";
var url="get.php";
url=url+"?g=news";
xmlhttp.onreadystatechange=newstate;
xmlhttp.open("GET",url,true);
xmlhttp.send(null);
}
if (tovar=='shows_new') {
		document.getElementById("head_text").innerHTML="UPCOMING SHOWS";
var url="get.php";
url=url+"?g=shows_new";
xmlhttp.onreadystatechange=newstate;
xmlhttp.open("GET",url,true);
xmlhttp.send(null);
}
if (tovar=='shows_old') {
	document.getElementById("head_text").innerHTML="PAST SHOWS";
var url="get.php";
url=url+"?g=shows_old";
xmlhttp.onreadystatechange=newstate;
xmlhttp.open("GET",url,true);
xmlhttp.send(null);
}
}

function newstate()
{
if (xmlhttp.readyState==4)
  {
  document.getElementById("scrollbar_container").innerHTML=xmlhttp.responseText;
  }
}

function Loginkey(e) {
var isEnter = window.event == null ? e.keyCode == 13 : window.event.keyCode == 13;
if(isEnter)
  document.login_form.submit();
}