var dom = document.getElementById ? true:false;
var ns4 = document.layers ? true:false;
var ie = document.all ? true:false;

var mouseY;
var mouseX;

//--DOWN--
function down(e){
if((document.layers && e.which!=1) || (document.all && event.button!=1)) return true; // Enables the right mousebutton
getMouse(e);
//-----EDIT WHEN DROPDOWN CHANGE------------------------------------------------------
// if ns4 click on dropdown: versteht keine doppelbesetzung von onmousedown in event und html --NS4 no IMG select--
if (ns4) {if (mouseX > 0 && mouseX < 174 && mouseY > 0 && mouseY < 16){startscroll('logodrop',-48,17);return false;}
}
//-----DOM no IMGselect--
if (dom && mouseX < 340) {return false;} else {return true;}
}
//--DRAG--
function move(e){
//-- IE no IMGselect--
if(ie && mouseX < 340) {return false;}
}
//--UP--
function up(e3){
	platz(e3);
	return true;
}
//--MAUS X und Y
function getMouse(e){
	if(ie){mouseY = event.clientY; mouseX = event.clientX;}
	else if(ns4){mouseY = e.pageY; mouseX = e.pageX;}
	else if(dom){mouseY = e.clientY; mouseX = e.clientX;}
}
//--INIT
function eventLoader(){
losgehts='ja';
posiH('logo',1);
posiH('logodrop',1);
LoadToo();
}
//----------------------dropdown custom-------------------------------------------------
// by email@raphaelhofer.com ---had to mix it with the scrollcode cause of eventhandlers
//----------------------scroll----------------------------------------------------------
var ID;
var tempo=5;
var zaehler=0;
var POSstart=-48;
var POSend=17;
var EBENEauswahl='x';
var EBENEvorwahl='x';
var EBENEsniff=1;
var losgehts='ne';
var intervall=15;
if (document.getElementById && navigator.platform.substr(0,3)=='Mac') {intervall=15;}
function MOVE() {if (losgehts=='ja'){
			if (document.getElementById)
				{if (zaehler < POSend) {zaehler = zaehler + tempo; document.getElementById(EBENEauswahl).style.top = zaehler +"px";
				ID = window.setTimeout('MOVE()',intervall);}
				}
			else if (document.all)
				{ if (zaehler < POSend) {zaehler = zaehler + tempo; document.all(EBENEauswahl).style.top = zaehler;
				ID = window.setTimeout('MOVE()',intervall);}
				}
			else if (document.layers)
				{ if (document.layers[EBENEauswahl].top < POSend) {document.layers[EBENEauswahl].top += tempo;
				ID = window.setTimeout('MOVE()',intervall);}
				}
			}
}
function startscroll(ebene,startpoint,stoppoint) {
if (losgehts=='ja'){
//---variablen uebernehmen--
zaehler=startpoint;
POSend=stoppoint;
EBENEvorwahl=EBENEauswahl;
EBENEauswahl=ebene;
if (EBENEvorwahl==EBENEauswahl) {EBENEsniff=EBENEsniff*-1;} else {EBENEsniff=1;}
//--neuer scroll starten oder bei 2.klik alter killen----
if (EBENEsniff > 0) {MOVE();} else {killscroll();}
}
}
function fixscroll() {EBENEsniff=1;EBENEauswahl='x';}
function killscroll() {
//--timer killen
clearTimeout(ID);
//--drop beseitigen
if (document.getElementById) {document.getElementById('logodrop').style.top=POSstart +"px";}
else if (document.all) {document.all('logodrop').style.top=POSstart +"px";}
else if (document.layers) {	document.layers['logodrop'].top=POSstart;}
}
//---------wobinich---------------------------------------------------------------------------------
var posx;
var posy;
function platz(e2){getMouse(e2); wobistdu();}
//-----EDIT WHEN DROPDOWN CHANGE------------------------------------------------------
function wobistdu() { if (mouseX > 0 && mouseX < 174 && mouseY > 0 && mouseY < 82) {nix();}
					else {killscroll();fixscroll();}
}
function unmark() {return false;}
function LoadToo(){
if (document.layers) {document.captureEvents(Event.MOUSEDOWN | Event.MOUSEMOVE | Event.MOUSEUP);}
document.onmousedown = down;
document.onmousemove = move;
document.onmouseup = up;
}
//--------------------------------------------------------------------------------
//---------positionnier layers H--------------
function posiH(derlayerH,derplatzH){
if (document.layers) {document.layers[derlayerH].left = derplatzH;}
else if (document.all) {document.all(derlayerH).style.left = derplatzH +"px";}
else if (document.getElementById) {document.getElementById(derlayerH).style.left = derplatzH +"px";}
}
//-------------------------------------------
function deblur(derlink) {if(document.all || document.getElementById) {derlink.blur();}}
function nix() {var a=0;}

//--------------------------------------------------------------------------------
//---------image rollover--------------
function rollin() {

}
function rollout() {

}