function clearInput(_input) {
	_input.value = '';
}

function deleteWarn(_message) {
	var decision = confirm("Czy napewno chcesz usunąć " + _message + "?");
	if(decision) return true;
	else return false;
}

function editWarn() {
	var decision = confirm("Podejmujesz się edycji cennika, jesteś pewien?");
	if(decision) return true;
	else return false;
}

function showPic(_pic) {
	var old_mage = document.getElementById("fullImage");
	
	if(old_mage != null) {
		var the_div = document.getElementById("showImg");
		the_div.removeChild(old_mage);
	} else {
		var the_div = document.getElementById("showImg");
	}
	the_div.style.visibility = 'visible';
	the_div.style.width = '630px';
	the_div.style.height = '650px';
	
	var new_image = document.createElement("img");
	
	new_image.setAttribute("id", "fullImage");
	new_image.setAttribute("alt", "Obrazek");
	new_image.setAttribute("onclick", "hidePic('" + _pic + "');");
	new_image.setAttribute("src", "../img/" + _pic + ".jpg");

	the_div.appendChild(new_image);
	
	document.getElementById("removeClick").style.visibility = 'visible';
}

function hidePic(_pic) {
	var old_mage = document.getElementById("fullImage");
	if(old_mage != null) {
		var the_div = document.getElementById("showImg");
		the_div.removeChild(old_mage);
		document.getElementById("removeClick").style.visibility = 'hidden';
		the_div.style.visibility = 'hidden';
		the_div.style.width = '0';
		the_div.style.height = '1px';
	}
}