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

function getMouseXY(e) {
if (IE) {
l = event.clientX + document.body.scrollLeft
t = event.clientY + document.body.scrollTop
}
else {
l = e.pageX
t = e.pageY
}
ns_tt.style.left = l + "px"
ns_tt.style.top = t + "px"
return true
}

function AddTT(tt_text){
document.body.appendChild(ns_tt)
ns_tt.id = "ns_tt"
ns_tt.innerHTML = tt_text
}

function RemoveTT() {
document.body.removeChild(document.getElementById("ns_tt"))
}