function ChangeTab(i) {
	if (i == 1) {
		document.getElementById("item-container-1").style.display = "block";
		document.getElementById("item-container-2").style.display = "none";
		document.getElementById("title-1").className = "title-active";
		document.getElementById("title-2").className = "title";
	}
	if (i == 2) {
		document.getElementById("item-container-2").style.display = "block";
		document.getElementById("item-container-1").style.display = "none";
		document.getElementById("title-2").className = "title-active";
		document.getElementById("title-1").className = "title";
	}
}