function displayKlopak(idName) {
	objDisplay = document.getElementById(idName).style.display;
	if ( objDisplay == 'block' ) {
		document.getElementById(idName).style.display = 'none';		
	} else {               
		document.getElementById(idName).style.display = 'block';
	}
}

akcia = 'unpack';
karieraMenuDelay = 1;
function rolujKarieraMenu(id, akcia, cHeight, akcel) {
	if (  akcia == 'pack') {
		akcel++;
		cHeight+= akcel;
		if ( cHeight > 400 ) {
			return false;
		}
	} else {
		akcel++;
		cHeight-= akcel;
		if ( cHeight < -400 ) {
			return false;
		}
	}
	objStyle = document.getElementById(id).style;
	objStyle.clip = 'rect('+cHeight+'px 174px 207px 0px)';	
	setTimeout('rolujKarieraMenu("'+id+'", "'+akcia+'", '+cHeight+', '+akcel+')', karieraMenuDelay);	
	
}
function karieraMenu(id) {
	if (  akcia == 'pack') {		
		rolujKarieraMenu(id, akcia, 0, 0);
		akcia = 'unpack';
	} else {		
		rolujKarieraMenu(id, akcia, 400, 0);
		akcia = 'pack';
	}	
}

function redBullMoveX(position, direction, startX, finishX, delay) {
	if ( position == finishX ) {
		direction = 'right';
		position = startX;
	} else {
		if ( position == startX ) {
			direction = 'right';
		}
	}
	if ( direction == 'right' ) {
		position++;
	} else {
		position--;
	}
	document.getElementById('redBull').style.left =  position+'px';			
	setTimeout("redBullMoveX("+position+", '"+direction+"', "+startX+", "+finishX+", "+delay+")", delay);
}
function redBullMove(startX, finishX, delay) {
	position = startX;
	document.getElementById('redBull').style.left = position+'px';			
	redBullMoveX(position, 'right', startX, finishX, delay);
}