function openClose(X) {
	if (document.getElementById("section" + X).style.display == "") {
					document.getElementById("section" + X).style.display = "none";
					document.getElementById("tree" + X).src="/img/menu_plus.gif";
	}
	else {
					document.getElementById("section" + X).style.display = "";
					document.getElementById("tree" + X).src="/img/menu_minus.gif";
	}
}


function open_top(X) {
	open_reset();
	document.getElementById("small" + X).style.left = document.getElementById("big" + X).offsetLeft + 37;
	document.getElementById("small" + X).style.display = "";
}

function close_top(X) {
	document.getElementById("small" + X).style.display = "none";
}

function open_top_main(X) {
	open_reset();
	document.getElementById("small" + X).style.left = document.getElementById("big" + X).offsetLeft + 266;
	document.getElementById("small" + X).style.display = "";
}

function open_reset(){
	for (i=0; i < document.getElementById("Layer3").getElementsByTagName("div").length;i++){
		document.getElementById("Layer3").getElementsByTagName("div")[i].style.display = "none";
	}
}