function initImage() {
	imageId = 'logo';
	image = document.getElementById(imageId);
	if (image){
	setOpacity(image, 0);
	image.style.visibility = "visible";
	
  logoimage = document.getElementById('logo_header');
	logoimage.style.backgroundImage = "none";
	
	window.setTimeout("fadeIn1('"+imageId+"',0)",300);
	}
  
	mainID = document.getElementById('main');
	if (mainID){
    window.setTimeout("mainID.style.visibility = 'visible'",700);
    mainID.style.backgroundColor = "#1f1a17"; 
    window.setTimeout("fadeMain(31)",700);
  }
	
	imageId2 = 'kontakt';
	image2 = document.getElementById(imageId2);
	setOpacity(image2, 0);
	
  imageId3 = 'galeria';
	image3 = document.getElementById(imageId3);
	setOpacity(image3, 0);
	
	
	imageId4 = 'otwarte';
	image4 = document.getElementById(imageId4);
	setOpacity(image4, 0);
	
	image2.style.visibility = "visible";
	window.setTimeout("fadeIn('"+imageId2+"',0)",2000);
	
	image3.style.visibility = "visible";
	window.setTimeout("fadeIn('"+imageId3+"',0)",2000);
	
	image4.style.visibility = "visible";
	window.setTimeout("fadeIn('"+imageId4+"',0)",2000);
}

function fadeMain(color) {
		if (color <= 170) {
			mainID.style.backgroundColor = "rgb("+color+","+color+","+color+")";
			color += 5;
			window.setTimeout("fadeMain("+color+")", 70);
		}
}

function fadeIn1(objId,opacity) {
	if (document.getElementById) {
		obj = document.getElementById(objId);
		if (opacity <= 100) {
			setOpacity(obj, opacity);
			opacity += 2;
			window.setTimeout("fadeIn1('"+objId+"',"+opacity+")", 70);
		}
	}
}
function fadeIn(objId,opacity) {
	if (document.getElementById) {
		obj = document.getElementById(objId);
		if (opacity <= 100) {
			setOpacity(obj, opacity);
			opacity += 5;
			window.setTimeout("fadeIn('"+objId+"',"+opacity+")", 100);
		}
	}
}
function setOpacity(obj, opacity) {
	opacity = (opacity == 100)?99.999:opacity;
	// IE/Win
	obj.style.filter = "alpha(opacity:"+opacity+")";
	// Safari<1.2, Konqueror
	obj.style.KHTMLOpacity = opacity/100;
	// Older Mozilla and Firefox
	obj.style.MozOpacity = opacity/100;
	// Safari 1.2, newer Firefox and Mozilla, CSS3
	obj.style.opacity = opacity/100;
}
window.onload = function() {initImage()}