<!--

var ie = document.all&&!window.opera?1:0;
var w3c = document.getElementById?1:0;
var ns4 = document.layers?1:0;
var dragable = false;
var box, foot;
var deltaX, deltaY;


function intro() { // Box definieren

 box = (ie)?document.all.ibox:(w3c)?document.getElementById('ibox'):document['ibox'];

}


function reg() { // Events initialisieren

 if(ie) { // Fuer IE 4+

  document.onmouseup = new Function("dragable=false;");
  box.onselectstart = new Function("return false;");
 }
 else if(w3c) { // Fuer Mozilla, Netscape 6+ und Opera
  document.onmouseup = drop;
 }
 else if(ns4) { // Fuer Netscape 4

  box.captureEvents(Event.MOUSEDOWN | Event.MOUSEUP);
  box.onmouseup = function() { box.releaseEvents(Event.MOUSEMOVE); }
 }
 dragable = true;
 box.onmousedown = pos; // Fuer alle Browser
}


function pos(e) { // Mausposition berechnen

 if(ie) {

  deltaX = event.clientX - box.style.pixelLeft;
  deltaY = event.clientY - box.style.pixelTop;
  document.onmousemove = drag;
 }
 else if(w3c) {

  deltaX = e.clientX - parseInt(box.style.left);
  deltaY = e.clientY - parseInt(box.style.top);
  document.onmousemove = drag;
 }
 else if(ns4) {

  box.captureEvents(Event.MOUSEMOVE);
  deltaX = e.pageX - box.left;
  deltaY = e.pageY - box.top;
  box.onmousemove = drag;
 }
}


function drag(e) { // Box zur Mausposition verschieben

 if(dragable == true) {

  if(ie) {

   box.style.pixelLeft= event.clientX - deltaX;
   box.style.pixelTop = event.clientY - deltaY;
  }
  else if(w3c) {

   box.style.left= (e.clientX - deltaX) + "px";
   box.style.top = (e.clientY - deltaY) + "px";
  }
  else if(ns4) {
   box.moveTo((e.pageX - deltaX), (e.pageY - deltaY));
  }
 }
 return false;
}


function drop() { // Box ablegen

 dragable = false;
 document.onmousemove = null;
}


function hidefoot() { // Inhalt der Box auf- und zuklappen

 foot = (ie)?document.all.cont.style:(w3c)?document.getElementById('cont').style:document['ibox'].document['cont'];

 if((foot.visibility=="inherit")||(foot.visibility=="visible"))
  foot.visibility = "hidden";

 else
  foot.visibility = "inherit";
}


function hidebox() { // Gesamte Box schliessen

 if(ie||w3c)
  box.style.visibility = "hidden";

 else
  box.visibility = "hidden";
}

function showbox() { // Gesamte Box schliessen

 if(ie||w3c)
  box.style.visibility = "visible";

 else
  box.visibility = "visible";
}
//-->