// lr
function submenu(get){
  if(get == '1'){
    getElement("id", "submenu").style.visibility = "visible";
	getElement("id", "submenu").style.display = "block";
  }else{
    getElement("id", "submenu").style.visibility = "hidden";
	getElement("id", "submenu").style.display = "none";
  }
}

function Menue (navid) {
  var show_id = "Nav_" + navid;
   getElement("id", "showy").value  = show_id;
  if (typeof window.pageYOffset == "number") {
    if (NS4) {
      getElement("id", show_id).top = window.pageYOffset + 100;
    } else {
      getElement("id", show_id).style.top = window.pageYOffset + 100;
    }
  } else {
    if (typeof document.body.scrollTop == "number")
      getElement("id", show_id).style.top = document.body.scrollTop + 100;
  }
  if (OP)
    getElement("id", "NavLinks").style.pixelTop = NavLinksPos;
  if (NS4) {
    getElement("id", show_id).visibility = "show";
  } else {
    getElement("id", show_id).style.visibility = "visible";
  }
}

function noMenue (navid) {
  var show_id = "Nav_" + navid;
  if (NS4) {
    getElement("id", show_id).visibility = "hide";
  } else {
    getElement("id", show_id).style.visibility = "hidden";
  }
}

function handleMove (ev) {
  if (!ev)
    ev = window.event;
  var mausposition = ev.pageX ? ev.pageX : ev.clientX;
  var mausposition2 = ev.pageY ? ev.pageY : ev.clientY;
  if ((mausposition > 414 && mausposition < 525) && (mausposition2 > 80 && mausposition2 < 152)) {
    Menue('buecher');
  } else {
    if (mausposition > 565 || mausposition < 414 || mausposition2 > 330) {
      noMenue('buecher');
    }
  }
  var sx = getElement("id", "showx").value;
  getElement("id", "showx").value  = "x: " + mausposition + "  |  y: " +mausposition2;
 // getElement("id", "showy").innerHTML  =  ev.pageX + "  " +mausposition2;
}

function Event_init () {  
  if (document.addEventListener) {
    document.addEventListener("mousemove", handleMove, true);
  } else {
    if (NS4) {
      document.captureEvents(Event.MOUSEMOVE);
      document.onmousemove = handleMove;
    } else {
      document.body.onmousemove = handleMove;
    }
  }
  if (OP) {
    NavLinksPos = 100; // Position des Bereiches NavLinks
    getElement("id", "NavLinks").style.pixelTop = NavLinksPos;
  }
}