/*
*
* Tolga Arican
* C-Section 2008
*
*/


function initMenu() {
	
	
	var menuDiv = document.getElementById("mainMenu");
	
	var links = menuDiv.getElementsByTagName("a");
	
	for (i=0; i < links.length; i++) {
	
		if (links[i].className.indexOf("selected") == -1) {
			links[i].onmouseover = menuOver;
			links[i].onmouseout = menuOut;
			links[i].id = "link-"+i;
		} else {
			//links[i].href = "javascript:void(0);";
			//links[i].style.cursor = "default !important";
			//links[i].onmouseover = menuOver;
			//links[i].onmouseout = menuOut;
			links[i].id = "link-"+i;
		}
	}
	
	var photoDiv = document.getElementById("bigPhotoArea");
	if (photoDiv != null)
		setOpacity(0,"bigPhotoArea");
		
}

var asMenu = 4;

function menuOver() {

	var i = getBgHeight(this);
	
	for ( i ; i <= 33 ; i++ )
		setTimeout("setBgPos('"+this.id+"',"+i+")",asMenu*i);
}
function menuOut() {
	
	for (var i=0 ; i <= 33 ; i++ )
		setTimeout("setBgPos('"+this.id+"',"+(33-i)+")",asMenu*i);
}
function setBgPos(divId,hei) {

	obj = document.getElementById(divId);
	obj.style.backgroundPosition = "0px "+hei+"px";
}

function getBgHeight(obj) {

	var bgPos = obj.style.backgroundPosition;
	var start = bgPos.indexOf(" ");
	var end = bgPos.indexOf("px",start);
	
	return Number(bgPos.substr(start+1,end-start-1));
}

var autoCloseLangs;
function switchLangs() {
	
	var opened = (document.getElementById("intMenu").style.display == "block");
	
	if (opened) {
		document.getElementById("intLink").style.color = "";
		clearTimeout(autoCloseLangs);
		giveEffect("intMenu",9,0);
	} else {
		document.getElementById("intLink").style.color = "#111111";
		autoCloseLangs = setTimeout("switchLangs()",5000);
		giveEffect("intMenu",0,9);
	}
}

function showPhoto(url) {

	var result = '<center>';
		result += '<a href="javascript:hidePhoto();" class="btnClose"><img src="/Images/icon.close.jpg" alt="" /></a>';
		result += '<a href="javascript:hidePhoto();"><img src="'+url+'" alt="" /></a>';
		result += '</center>';
		
	var photoDiv = document.getElementById("bigPhotoArea");	
		photoDiv.innerHTML = result;
	
	giveEffect("contentLeft",10,1);
	giveEffect("contentRight",10,1);
	giveEffect("bigPhotoArea",0,10,fader*10);
	
}

function hidePhoto() {
	
	giveEffect("bigPhotoArea",10,0);
	giveEffect("contentLeft",1,10,fader*10);
	giveEffect("contentRight",1,10,fader*10);

	setTimeout("SetOpacityDefault()",1000);
	
}

function SetOpacityDefault()
{
	var contentR = document.getElementById("contentRight");
	var contentL = document.getElementById("contentLeft");
	if(contentR && contentL)
	{
		
	
		contentR.runtimeStyle.filter = "";
		contentL.runtimeStyle.filter = "";
		
		contentR.style.filter = "";
		contentL.style.filter = "";
	}
}

fader = 30;

// opacity fader
function giveEffect(div,start,end,delay) {

	delay = delay || 0;
	
	if (start > end) {
	
		for (var i=start;((i>-1)&&(i>=end));i--)
			setTimeout("setOpacity("+i+",'"+div+"')",fader*(10-i)+delay);
	} else {
	
		for (var i=start;((i<11)&&(i<=end));i++)
			setTimeout("setOpacity("+i+",'"+div+"')",fader*i+delay);
	}
}

// opacity changer
function setOpacity(value,div) {

	theDiv = document.getElementById(div);
	
	if (theDiv != null) {
		if(document.all) {
			theDiv.runtimeStyle.filter = "alpha(opacity=" + value*10 + ")";
		} else {
			theDiv.style.opacity = value/10;
		}
	}
	
	if (value == 0) 
		theDiv.style.display = "none";
	else		
		theDiv.style.display = "block";
}

function setBackGround()
{
	var div =	document.getElementById("header");
	var index = 1;
	try
	{
		index  = parseInt(document.getElementById("Header1_CurrentBackGroundIndex").value);
		
	}catch(e)
	{
		index = 1;
	}
	div.style.backgroundImage = "url(/Images/HeaderBackGround/header."+index+".jpg)";
	

}