/**
 * @author Klavdij
 */
function changeCalendar(page,target){

	if (window.XMLHttpRequest) {
		xmlhttp = new XMLHttpRequest();
	}
	else {
		xmlhttp = new ActiveXObject("Microsoft.XMLHTTP");
	}
	xmlhttp.open("GET", page, true);
	
	//Ustvarimo nov div v katerem bo slika, ki kaze nalaganje
	if (target == "content") {
		loadDiv = document.createElement("div");
		loadDiv.id = "loading_page";
		loadImg = document.createElement("img");
		loadImg.alt = "Loading...";
		loadImg.src = "images/loadBig.gif";
		loadDiv.appendChild(loadImg);
	}
	else{
		loadDiv = document.createElement("div");
		loadDiv.id ="loading_calendar";
		
		loadImg = document.createElement("img");
		loadImg.alt = "Loading...";
		loadImg.src = "images/load.gif";
		
		loadDiv.appendChild(loadImg);
	}
		
	xmlhttp.onreadystatechange=function() {
		if (xmlhttp.readyState == 4 && xmlhttp.status == 200){
			document.getElementById(target).innerHTML = xmlhttp.responseText;
		}
		else{
			if(target=="content"){
				document.getElementById("content").appendChild(loadDiv);
			}
			else{
				document.getElementById("koledar_vsebina").appendChild(loadDiv);
			}
		}
	}
	xmlhttp.send();
}

function addEvent(nov){
	var naslov=document.getElementById("naslov");
	var ura=document.getElementById("ura");
	var organizator=document.getElementById("organizator");
	var opis=document.getElementById("opis");
	var datum=document.getElementById("datum");
	
	var vnosi="naslov="+naslov.value+"&ura="+ura.value+"&organizator="+organizator.value+"&opis="+opis.value+"&datum="+datum.value+"&nov="+nov;
	
	if (window.XMLHttpRequest) {
		xmlhttp = new XMLHttpRequest();
	}
	else {
		xmlhttp = new ActiveXObject("Microsoft.XMLHTTP");
	}
	xmlhttp.open("POST", "calendar.php", true);
	
	//Ustvarimo nov div v katerem bo slika, ki kaze nalaganje
	loadDiv = document.createElement("div");
	loadDiv.id = "loading_page";
	loadImg = document.createElement("img");
	loadImg.alt="Loading...";
	loadImg.src = "images/loadBig.gif";
	loadDiv.appendChild(loadImg);
	
	xmlhttp.onreadystatechange=function() {
		if (xmlhttp.readyState == 4 && xmlhttp.status == 200){
			document.getElementById("content").innerHTML = xmlhttp.responseText;
			changeCalendar("calendar.php?m=0","koledar_vsebina");
		}
		else{
			document.getElementById("content").appendChild(loadDiv);
		}
	}
	
	xmlhttp.setRequestHeader("Content-type", "application/x-www-form-urlencoded");
    xmlhttp.setRequestHeader("Content-length", vnosi.length);
    xmlhttp.setRequestHeader("Connection", "close");

	xmlhttp.send(vnosi);
}

function removeEvent(datum){
	
	if (window.XMLHttpRequest) {
		xmlhttp = new XMLHttpRequest();
	}
	else {
		xmlhttp = new ActiveXObject("Microsoft.XMLHTTP");
	}
	var page="calendar.php?bf="+datum;
	
	xmlhttp.open("GET", page, true);
	
	//Ustvarimo nov div v katerem bo slika, ki kaze nalaganje
	loadDiv = document.createElement("div");
	loadDiv.id = "loading_page";
	loadImg = document.createElement("img");
	loadImg.alt="Loading...";
	loadImg.src = "images/loadBig.gif";
	loadDiv.appendChild(loadImg);
	
	xmlhttp.onreadystatechange=function() {
		if (xmlhttp.readyState == 4 && xmlhttp.status == 200){
			document.getElementById("content").innerHTML = xmlhttp.responseText;
			changeCalendar("calendar.php?m=0","koledar_vsebina");
		}
		else{
			document.getElementById("content").appendChild(loadDiv);
		}
	}
	xmlhttp.send();
}