function loadPlan(ref) {
	document.getElementById("ref").value = ref;
	document.getElementById("search").submit();
}

function nextSearchImage(id) {
	var i = id + 1;
	var otherMadeVisible = false;
	while (true) {
		if (document.getElementById("littleimage" + i)) {
			if (i == id) {
				document.getElementById("littleimage" + i).style.display = "none";
				break;
			} else if (i == id + 1) {
				document.getElementById("littleimage" + i).style.display = "block";
				otherMadeVisible = true;
			}
			i++;
		} else {
			i = 0;
			if (otherMadeVisible) {
				document.getElementById("littleimage" + i).style.display = "none";
			} else {
				document.getElementById("littleimage" + i).style.display = "block";
			}
		}
	}
	document.getElementById("bigimage").src = document.getElementById("littleimage" + i).src.slice(0, -10) + ".jpg";
}