var more_holder_var;
var calendar_category_list;
function handleDivTag_calendarm(divtag){
   var divtag;
   return divtag;
}

function createRequestObject_calendarm() {
	var req;
	if(window.XMLHttpRequest){
		req = new XMLHttpRequest();
	} else if(window.ActiveXObject) {
		req = new ActiveXObject("Microsoft.XMLHTTP");
	} else {
		alert("There was a problem creating the XMLHttpRequest object");
	}
	return req;
}
	
var http_calendarm = createRequestObject_calendarm();
var divhandler_calendarm = new handleDivTag_calendarm(null);

function sendRequest_calendar1m(more,divtag) {
	if (window.timeoutID) window.clearTimeout(window.timeoutID);
	if (document.getElementById(divtag)) document.getElementById(divtag).innerHTML = "<img src='/filebin/images/loading_apple.gif'>";
	window.timeoutID = window.setTimeout("sendRequest_calendarm('"+more+"', '"+divtag+"')",100);
}
function sendRequest_calendarm(more,divtag) {
	//alert(divtag);
	//if (document.getElementById(divtag)) document.getElementById(divtag).innerHTML = "<img src='/filebin/images/loading.gif'> Loading...";
	
	if (divtag == "calendar_ajax")	http_calendarm.open("get", "/filebin/ajax/php/public_calendar_np.php?"+more);
	if (divtag == "calendar_ajax_big")	{
		more_holder_var = more;
		close_div("event");
		http_calendarm.open("get", "/filebin/ajax/php/public_calendar_np_big.php?"+more+"&calendar_category_list="+calendar_category_list);	
	}
	if (divtag == "event_detail")	http_calendarm.open("get", "/filebin/ajax/php/public_calendar_event_detail.php?"+more);
	http_calendarm.onreadystatechange = handleResponse_calendarm;
	divhandler_calendarm.divtag = divtag;
	//if (document.getElementById(divhandler_calendarm.divtag).innerHTML == "logout") window.location.reload();
	http_calendarm.send(null);
}

function handleResponse_calendarm() {    
	if(http_calendarm.readyState == 4 && http_calendarm.status == 200){
		var response = http_calendarm.responseText;
		if(response) {
			document.getElementById(divhandler_calendarm.divtag).innerHTML = response;
		}
		//else document.getElementById(divhandler_calendarm.divtag).innerHTML = "Loading...";
	}
}
function reg_event(id) {
	var name =  "reg_form_"+id;
	document.getElementById(name).submit();	
}

//big calendar pop up even details
function event_d(event_id, page_id) {
	var more = "event_id="+event_id+"&page_id="+page_id;
	sendRequest_calendar1m(more,'event_detail');
}
function moveObject(e, id, page_id) {
  var tempX = 0;
  var tempY = 0;
  var offset = 5;

  if (document.all) {
    tempX = event.clientX + document.documentElement.scrollLeft;//document.body.scrollLeft;
    tempY = event.clientY + document.documentElement.scrollTop;//document.body.scrollTop;
	//alert(event.clientY+" ScrollTop:"+document.documentElement.scrollTop);
  } else {
    tempX = e.pageX;
    tempY = e.pageY;
  }

  // step 4
  if (tempX < 0){tempX = 0}
  if (tempY < 0){tempY = 0}
  if (tempX>255) tempX = tempX - 255;
	document.getElementById("event_iframe").style.left = tempX+"px";
	document.getElementById("event_iframe").style.top = tempY+"px";
	//alert(tempX+" "+tempY);
	document.getElementById("event_iframe").style.display = "block";
	
	document.getElementById("event_detail").style.left = tempX+"px";
	document.getElementById("event_detail").style.top = tempY+"px";
	//alert(tempX+" "+tempY);
	document.getElementById("event_detail").style.display = "block";
	event_d(id, page_id);
  }
  
function close_div(div) {
	document.getElementById(div+"_iframe").style.display = "none";
	if (div=="event") document.getElementById("event_detail").style.display = "none";
}
function category_filter() {
	var checkboxes = document.getElementById("category_calendar_checkboxes").getElementsByTagName("checkbox");
	var checkboxes = document.category_calendar_checkboxes.calendar_category;
	calendar_category_list = "";
	for (i = 0; i < checkboxes.length; i++) {
		if (checkboxes[i].checked) calendar_category_list += checkboxes[i].value + ",";
	}
	calendar_category_list = calendar_category_list.substr(0, calendar_category_list.length-1);
	sendRequest_calendar1m(more_holder_var,"calendar_ajax_big");
}