function check_availability( objid, loadarea )
{
  var myobj=document.getElementById(objid)
  var address_string = "./ajax/check_event.php?event=" + objid
  ajaxpage(address_string, loadarea)
}

function getFees( objid, loadarea )
{
  var myobj=document.getElementById(objid)
  var address_string = "./ajax/getFees.php?level=" + objid
  ajaxpage(address_string, loadarea)
}	

function getFeeAmount( objid, loadarea )
{
  var myobj=document.getElementById(objid)
  var address_string = "./ajax/getFeeAmount.php?level=" + objid
  ajaxpage(address_string, loadarea)
}	
function getArchivedEvents( loadarea )
{
  var address_string = "./ajax/get_archived_events.php"
  ajaxpage(address_string, loadarea)
}	

function getPhotoDetails( eventid, photoid, loadarea )
{
  var address_string = "./ajax/get_photo_details.php?event="+eventid+"&photo=" + photoid
  ajaxpage(address_string, loadarea)
}	

function ajaxpage(url, c_id)
{
  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, c_id)
  }

  var anticache
	 
  anticache=(url.indexOf("?")!=-1) ?
            "&"+new Date().getTime() :
            "?"+new Date().getTime()
 
  page_request.open('GET', url+anticache, true)
  page_request.send(null)
}
 
function loadpage(page_request, c_id)
{
  if (page_request.readyState == 4 &&
          (page_request.status==200 ||
           window.location.href.indexOf("http")==-1))
  {
    document.getElementById(c_id).innerHTML=page_request.responseText
   }
}