function toggleBlock(a){var b=document.getElementById(a);if(b.style.display=='block'){b.style.display='none'}else{b.style.display='block';b.focus()}}

var IE = document.all?true:false
document.onmousemove = getMouseXY
document.onclick = getMouseXY
var ns_tt = document.createElement("div")
var showingOverlib = false
var l = 0;
var t = 0;

function getMouseXY(e) {
	if (IE) {
		l = event.clientX + document.body.scrollLeft
		t = event.clientY + document.body.scrollTop
	}
	else {
		l = e.pageX
		t = e.pageY
	}

	if (showingOverlib) {		
		ns_tt.style.left = l + 10 + "px"
		ns_tt.style.top = t + 10 + "px"
	}
	return true
}

function overlib(tt_text, caption) {
	document.body.appendChild(ns_tt)
	ns_tt.id = "ns_tt"
	if (caption) {
		ns_tt.innerHTML = '<label>' + caption + '</label><div class=text>' + tt_text + '</div>'
	} else {
		ns_tt.innerHTML = '<div class=text>' + tt_text + '</div>'
	}
	showingOverlib = true
}

function nd() {
	if (showingOverlib) {
		document.body.removeChild(ns_tt)
		showingOverlib = false
	}
}