if(document.all && !document.getElementById) {
    document.getElementById = function(id) {
         return document.all[id];
    }
}

function ajax_pdi_do(action, j_id) {
	if (action == 'search' || action == 'view_events' || action == 'sitemap') {
		var loader = document.getElementById('search_loader');
		loader.innerHTML='<img alt="Loading" src="/img/loader.gif" />';
		var wrap = document.getElementById('leftcolumn');
		if (j_id=='' || j_id==null) {
			var j_id = document.getElementById('input_search').value;
		}
	}
	else {
		var loader = document.getElementById('cal_loader');
		loader.innerHTML='<img alt="Loading" src="/img/loader.gif" />';
		var wrap = document.getElementById('calendar');
	}
	var call = 'action=' + encodeURIComponent(action) + '&j_id=' + encodeURIComponent(j_id);
	var postReq = new XHR();
	postReq.connect(url,"POST",call,showContent);
	function showContent(XML) {  
		if (XML.responseText!='' && wrap.value!=XML.responseText) {
			wrap.innerHTML=XML.responseText;
		}
		else {
			wrap.innerHTML="There was a issue loading this content.  Please refresh the page and try again.";
		}
		loader.innerHTML='';
	}
}
   
if (document.layers)
  document.captureEvents(Event.KEYDOWN);
  document.onkeydown=function (evt) {
  var keyCode = evt ? (evt.which ? evt.which : evt.keyCode) : event.keyCode;
      var search_box = document.getElementById('input_search');
	  if (keyCode == 13 && search_box.hasfocus == 'yes') {
		 ajax_pdi_do('search');
	  }
  }

function XHR() {
  var xmlhttp, fStat = false;
  try { xmlhttp = new ActiveXObject("Msxml2.XMLHTTP"); }
  catch (e) { try { xmlhttp = new ActiveXObject("Microsoft.XMLHTTP"); }
  catch (e) { try { xmlhttp = new XMLHttpRequest(); }
  catch (e) { xmlhttp = false; }}}
  if (!xmlhttp) {
  return null;
  }
  this.connect = function(sURL, fType, sVars, fnDone) {
	if (!xmlhttp) return false;
	fStat = false;
	fType = fType.toUpperCase();
    try {
		xmlhttp.open(fType, sURL, true);
		xmlhttp.setRequestHeader("Method", "POST "+sURL+" HTTP/1.1");
		xmlhttp.setRequestHeader("Content-Type","application/x-www-form-urlencoded");
		xmlhttp.onreadystatechange = function() {
			if (xmlhttp.readyState == 4 && !fStat) {
				fStat = true;
				fnDone(xmlhttp);
			}
		};
		xmlhttp.send(sVars);
    }
    catch(x) { alert(x); return false; }
    return true;
  };
  return this;
}

function eventhvr(obj,clnm) {
	var elem=document.getElementById(obj);
	if (elem.className=='spill_cal_h_m') {
	}
	else {
		elem.className=clnm;
	}
}

function switchMenu(obj,alink,hwire) {
	var el = document.getElementById(obj);
	if (hwire=='on') {
		el.style.display='';
		eventhvr(alink,'spill_cal_h_m');
	}
	else if (hwire=='off') {
		el.style.display='none';
	}
	else {
		if (el.style.display!='none') {
			el.style.display='none';
			if (alink.className=='spill_l_m') {
				alink.className='spill_l';
			}
			else if (alink.className=='spill_cal_m' || alink.className=='spill_cal_h_m') {
				alink.className='spill_cal';
			}
		}
		else {
			el.style.display='';
			if (alink.className=='spill_l') {
				alink.className='spill_l_m';
			}
			else if (alink.className=='spill_cal' || alink.className=='spill_cal_h_m') {
				alink.className='spill_cal_m';
			}
		}
	}
}