var bHide = true;
var oFlash;
var bFlashWorks = true;
var bNaslovnica = true;
var infoShown = false;

function testRegExp(sRegExp, sInput){
	var oRegExp = new RegExp(sRegExp);
	if (oRegExp.test(sInput)) {
		return true;
	} else {
		return false;
	}
}

function check(){
	// CS validacija forme
	
	var oName = document.getElementById("name");
	var oEmail = document.getElementById("email");
	var oText = document.getElementById("text");
	var oSubject = document.getElementById("subject");
	
	oName.setAttribute("class", "");
	oEmail.setAttribute("class", "");
	oText.setAttribute("class", "");
	oSubject.setAttribute("class", "");
	
	if (!testRegExp("[a-zA-Z0-9]{2}", oName.value)){
		oName.setAttribute("class", "error");
		oName.focus();
		return false;
	} else if (!testRegExp("^[_a-z0-9-]+(\.[_a-z0-9-]+)*@[a-z0-9-]{2,}(\.[a-z0-9-]+)*\.[a-z]{2,4}$", oEmail.value)){
		oEmail.setAttribute("class", "error");
		oEmail.focus();
		return false;
	} else if (!testRegExp("[a-zA-Z0-9]{3}", oSubject.value)){
		oSubject.setAttribute("class", "error");
		oSubject.focus();
		return false;
	} else if (!testRegExp("[a-zA-Z0-9]{3}", oText.value)){
		oText.setAttribute("class", "error");
		oText.focus();
		return false;
	} else 
		return true;
}

function setHeight(){
	// postavljamo height na visinu najveceg za sve druge divove
	var iMax=0;
	var oMain = document.getElementById("main");
	var oDivovi = oMain.getElementsByTagName("div");

	for (var x=0; x< oDivovi.length; x++){
		if ((oDivovi[x].parentNode == oMain) && (oDivovi[x].clientHeight > iMax)){
			iMax = oDivovi[x].clientHeight;
		}
	}
	
	for (x=0; x < oDivovi.length; x++){
		if ((oDivovi[x].parentNode == oMain) && (oDivovi[x].getAttribute("id") != "kalendar"))
			oDivovi[x].style.height = iMax + "px";
	}
}

function displayFlags(what){
	var oObject = document.getElementById("zastave");
	if (what){
		bHide = false;
		oObject.style.top = "0px";
	} else {
		// ovdje napravimo timeout 3 sec i kasnije sakrijemo...
		window.setTimeout("hideFlags()", 3000);
		bHide = true;
	}
}

function hideFlags(){
	// sakrij zastave (s animacijom)...
	var iHeight = document.getElementById("zastave").clientHeight;
	var iTop = document.getElementById("zastave").style.top.match(/^(.*)px$/)[1];
	if (bHide && ((iTop * -1) < iHeight)){
		document.getElementById("zastave").style.top = --iTop + "px";
		window.setTimeout("hideFlags()", 10);
	}
}

function flagShow(){
	displayFlags(true);
}

function flagHide(){
	displayFlags(false);
}

function windowOpen(link, width, height, name, features){
	var x = (window.screen.width/2)-(width/2);
	var y = (window.screen.height/2)-(height/2);
	
	if (y < 0)
		y=0; // mala rezolucija (npr. 1024x768), a slika je portrait (600x800)
	
	if (features==undefined)
		features = "resizable=no,titlebar=no,status=no,scrollbars=no,toolbar=no";

	var prozor=window.open(link, name, "height=" + height + ", width=" + width + ", left=" + x + ", top="+ y + features);

	if (prozor==null){
		alert ('Greska kod otvaranja prozora');
	} else {
		prozor.focus();
	}
	return false;
}

function setCookie( name, value, path) {
	document.cookie = name+"="+escape( value ) +
		( ( path ) ? ";path=" + path : "" );
}

function getCookie(name) {
	var dc = document.cookie;
	var prefix = name + "=";
	var begin = dc.indexOf("; " + prefix);
	if (begin == -1) {
		begin = dc.indexOf(prefix);
		if (begin != 0)
			return null;
	} else {
		begin += 2;
	}
	var end = document.cookie.indexOf(";", begin);
	if (end == -1) {
		end = dc.length;
	}
	return unescape(dc.substring(begin + prefix.length, end));
}

function setFlashSayIt(sGDoba){
	var oIzgovori = document.getElementsByTagName("cite");
	for (var x=0; x < oIzgovori.length; x++){
		if (oIzgovori[x].childNodes.length <= 1){
			// postavi img unutra
			var oSlika = document.createElement("img");
			oSlika.alt = "Izgovori '"+ oIzgovori[x].innerHTML +"'";
			oSlika.src = "/layout/"+ sGDoba +"/tell.png";
			
			var iTabIndex = 38;
			if (bNaslovnica){
				// ovdje dohvacamo tabindex preko slike koja je na vrhu
				var oParentDiv = oIzgovori[x].parentNode.parentNode;
				var aImageLink = oParentDiv.getElementsByTagName("a");
				for (var y=0; y< aImageLink.length; y++){
					if (!testRegExp("/$", aImageLink[y])){
						// nema / na kraju pa je to ono sto trebamo
						iTabIndex = aImageLink[y].tabIndex;
						break;
					}
				}
			}
				
			var oLink = document.createElement("a");
			oLink.title = "Izgovori '"+ oIzgovori[x].innerHTML +"'";
			oLink.href = "javascript:tell('"+ oIzgovori[x].getAttribute("title") +"')";
			oLink.tabIndex = iTabIndex;
			oLink.appendChild(oSlika);
			oIzgovori[x].appendChild(oLink);
		}
	}
}

function unsetFlashSayIt(){
	var oIzgovori = document.getElementsByTagName("cite");
	for (var x=0; x < oIzgovori.length; x++){
		var aLink = oIzgovori[x].getElementsByTagName("a")[0];
		oIzgovori[x].removeChild(aLink);
	}
}

function getFlashLoaded (oMovie){
	if (typeof(oMovie) != "undefined") {
		return oMovie.PercentLoaded() == 100;
	} else {
		return false;
	}
}

function tell(sWhat) {
	// ne smije nis vratiti jer nece radit kako treba
	if (!bFlashWorks){
		// ovdje izderi za usrane browsere (Opera, Konqueror, Safari)
		var oDiv = document.getElementById("proxy");
		if (oDiv == null){
			var oCreateDiv = document.createElement("div");
			oCreateDiv.setAttribute("id", "proxy");
			document.getElementById("header").appendChild(oCreateDiv);
			oDiv = document.getElementById("proxy");
		} else {
			for (var x = 0; x < oDiv.childNodes.length; x++)
				oDiv.removeChild(oDiv.childNodes[x]);
		}
		var oObject = document.createElement("object");
		oObject.setAttribute("data", "/gateway.swf");
		oObject.setAttribute("width", "0");
		oObject.setAttribute("height", "0");
		oObject.setAttribute("type", "application/x-shockwave-flash");
		oObject.setAttribute("id", "proxy");
		aNames = new Array("movie", "FlashVars", "allowScriptAccess", "swLiveConnect");
		aValues = new Array("/gateway.swf", "sWhat="+ sWhat, "always", "true");
		for (var z=0; z< aNames.length; z++){
			oParam = document.createElement("param");
			oParam.setAttribute("name", aNames[z]);
			oParam.setAttribute("value", aValues[z]);
			oObject.appendChild(oParam);
		}
		oDiv.appendChild(oObject);
	} else if (getFlashLoaded(oFlash)){
		// Flash nije sjeban
		oFlash.SetVariable("/mc/izgovaratelj:sTalk", sWhat);
		oFlash.TGotoFrame("/mc/izgovaratelj", 1);
	}
}

function reformat(){
	var sTitle = new String(this.getAttribute("title"));
	alert(sTitle.replace(/,\s*(\d{4})./, "\n$1."));
}

function init(sGoDoba, bNaslov){

	var W3CDOM = (document.getElementById && document.createElement && document.getElementsByTagName);
	if (!W3CDOM)
		return;
	else {
		bNaslovnica = bNaslov;
		setHeight();
		
		// postavi mouse evente na elemente, XHTML style
		var oZastave = document.getElementById("zastave");
		oZastave.onmouseover = flagShow;
		oZastave.onfocus = flagShow;
		oZastave.onmouseout = flagHide;
		oZastave.onblur = flagHide;

		var oHeader = document.getElementById("headerImg");
		oHeader.onmouseover = flagShow;
		oHeader.onfocus = flagShow;
		oHeader.onmouseout = flagHide;
		oHeader.onblur = flagHide;
		
		var oZastavice = document.getElementsByTagName("img");
		var sBrowser = navigator.userAgent.toLowerCase();
		
		if ((sBrowser.indexOf('konqueror') != -1) || (sBrowser.indexOf('safari') != -1) || (sBrowser.indexOf('opera') != -1)){
			bFlashWorks = false;
		}

		// click event za kalendar
		var oKalendar = document.getElementById("kalendar");
		var oDatumi = oKalendar.getElementsByTagName("acronym");
		for (x=0; x < oDatumi.length; x++){
			oDatumi[x].onclick = reformat;
		}
		
		var oSelect = oKalendar.getElementsByTagName("select")[0];
		oSelect.onchange = function(){
			var oKalendar = document.getElementById("kalendar");
			oKalendar.getElementsByTagName("form")[0].submit();
		}
		
		// slozi slikice u O nama i Reference
		var oSlike = document.getElementsByTagName("img");
		for (x=0; x < oSlike.length; x++){
			if (oSlike[x].height == 30 && oSlike[x].width == 40){
				oSlike[x].style.paddingTop = "5px";
			}
		}

		// nas flash
		oFlash = document.getElementById("container");
		for (var x=0; x < oZastavice.length; x++){
			if (oZastavice[x].getAttribute("class") == "zastavice"){
				// ovo su moje zastavice
				oZastavice[x].onmouseover = flagShow;
				oZastavice[x].onfocus = flagShow;
				oZastavice[x].onmouseout = flagHide;
				oZastavice[x].onblur = flagHide;
			}
		}


	}
}