var x,y;
function div_move(){
  divnam = "layer1";
  xpos = document.frm1['x'].value;
  ypos = document.frm1['y'].value;
  document.getElementById(divnam).style.left = xpos;
  document.getElementById(divnam).style.top = ypos;
}
function displayMouseXY(evt){
X = evt.pageX;
Y = evt.pageY;
obj = document.getElementById("layer1");
//obj.innerHTML = X+","+Y;
obj.style.left = X + 8;
obj.style.top = Y + 16;
}
//下記のように記述すればIE、NNどちらにも同様に表示できます
if (navigator.appName.toLowerCase() == "netscape"){
  window.onmousemove = get_mouse;
  window.captureEvents(Event.MOUSEMOVE);
}
function get_mouse(ev){
  x = ev.pageX;
  y = ev.pageY;
}