function hoverme(x){
	img = x.getElementsByTagName('img');
	img = img[0];
	if(img.src.indexOf('heading3')>1){
		//
	}else{
		img.src = img.src.replace('heading2','heading3');
	}
}
function outme(x){
	img = x.getElementsByTagName('img');
	img = img[0];
	img.src = img.src.replace('heading3','heading2');
}
function showsubmenu(x){
	document.getElementById("submenu").style.visibility="visible";
	overme(x);

}
function hidesubmenu(element,evt){
	if(mouseLeaves(element, evt)){
		document.getElementById('submenu').style.visibility="hidden";
		outme(document.getElementById("menu_oferta"));
	}
}


function mouseLeaves (element, evt) {
if (typeof evt.toElement != 'undefined' && evt.toElement && typeof element.contains != 'undefined') {
return !element.contains(evt.toElement);
}
else if (typeof evt.relatedTarget != 'undefined' && evt.relatedTarget) {
return !contains(element, evt.relatedTarget);
}
}

function contains (container, containee) {
while (containee) {
if (container == containee) {
return true;
}
containee = containee.parentNode;
}
return false;
}

var hex=0;
function fadetext(x){ 
if(hex<255) { 
hex+=1; 
document.getElementById('text').style.color="rgb("+hex+","+hex+","+hex+")";
if(x>5)x-=5;
setTimeout("fadetext("+x+")",x); 
}
else
hex=255 
}

var przezroczek=0;
function fadetext2(){ 
	if(przezroczek<100) { 
		przezroczek = przezroczek+2; 
		document.getElementById('text').style.opacity=(przezroczek/100);
		document.getElementById('text').style.filter='alpha(opacity='+przezroczek+')';
		document.getElementById('mainmenu').style.opacity=(przezroczek/100);
		document.getElementById('mainmenu').style.filter='alpha(opacity='+przezroczek+')';
		setTimeout("fadetext2()",30); 
	}else{
		przezroczek=100;
	}
}