home1=new Image();
home1.src="images/shared/home.jpg";
home2=new Image();
home2.src="images/shared/home_h.jpg";

autor1=new Image();
autor1.src="images/shared/autor.jpg";
autor2=new Image();
autor2.src="images/shared/autor_h.jpg";

tauchtauglichkeit1=new Image();
tauchtauglichkeit1.src="images/shared/tauchtauglichkeit.jpg";
tauchtauglichkeit2=new Image();
tauchtauglichkeit2.src="images/shared/tauchtauglichkeit_h.jpg";

weiterbildung1=new Image();
weiterbildung1.src="images/shared/weiterbildung.jpg";
weiterbildung2=new Image();
weiterbildung2.src="images/shared/weiterbildung_h.jpg";

kurse1=new Image();
kurse1.src="images/shared/kurse.jpg";
kurse2=new Image();
kurse2.src="images/shared/kurse_h.jpg";

fotos1=new Image();
fotos1.src="images/shared/fotos.jpg";
fotos2=new Image();
fotos2.src="images/shared/fotos_h.jpg";

forum1=new Image();
forum1.src="images/shared/forum.jpg";
forum2=new Image();
forum2.src="images/shared/forum_h.jpg";

kontakt1=new Image();
kontakt1.src="images/shared/kontakt.jpg";
kontakt2=new Image();
kontakt2.src="images/shared/kontakt_h.jpg";

impressum1=new Image();
impressum1.src="images/shared/impressum.jpg";
impressum2=new Image();
impressum2.src="images/shared/impressum_h.jpg";

javatest=new Image();
javatest.src="images/start.gif";

var a, Bild;

function tauschen (a, Bild)
{

  window.document.images[a].src=Bild.src;

}

var laufschrift = "+++ NEU ! Seit dem 1.5.2009 werden die Untersuchungen an der Ruhrlandklinik - Uniklinikum Essen durchgeführt !";
var start = 0;
var stop = laufschrift.length;

function lauftext() {
document.ticker.ticker.value = "" + laufschrift.substring(start,stop) + " " + laufschrift.substring(0,start);
start++;
if(start >= stop) { start = 0; }
setTimeout("lauftext()", 240);
}

//Pop-it menu- By Dynamic Drive
//For full source code and more DHTML scripts, visit http://www.dynamicdrive.com
//This credit MUST stay intact for use

var linkset=new Array()
//SPECIFY MENU SETS AND THEIR LINKS. FOLLOW SYNTAX LAID OUT

linkset[0]='<div class="menuitems"><a href="weiterbildung/deko.html">Dekokrankheit</a></div>'
linkset[0]+='<div class="menuitems"><a href="weiterbildung/baro.html">Barotrauma</a></div>'
linkset[0]+='<div class="menuitems"><a href="weiterbildung/drowning.html">Beinahe-Ertrinken</a></div>'

linkset[1]='<div class="menuitems"><a href="kurse/tauchmedizin2005.html">Tauchmedizin 2005</a></div>'
linkset[1]+='<hr>' //Optional Separator
linkset[1]+='<div class="menuitems"><a href="kurse/tauchmedizin2004.html">Tauchmedizin 2004</a></div>'
linkset[1]+='<div class="menuitems"><a href="kurse/tauchmedizin2003.html">Tauchmedizin 2003</a></div>'
linkset[1]+='<div class="menuitems"><a href="kurse/tauchmedizin2002.html">Tauchmedizin 2002</a></div>'
linkset[1]+='<div class="menuitems"><a href="kurse/tauchmedizin2001.html">Tauchmedizin 2001</a></div>'
linkset[1]+='<div class="menuitems"><a href="kurse/tauchmedizin2000.html">Tauchmedizin 2000</a></div>'

linkset[2]='<div class="menuitems"><a href="fotos/oosterschelde.html">Holland/Oosterschelde</a></div>'
linkset[2]+='<div class="menuitems"><a href="fotos/mittelmeer.html">Costa Brava/Mittelmeer</a></div>'
linkset[2]+='<div class="menuitems"><a href="fotos/atlantik.html">Madeira/Atlantik</a></div>'
linkset[2]+='<div class="menuitems"><a href="fotos/rotesmeer.html">&Auml;gypten/Rotes Meer</a></div>'

linkset[3]='<div class="menuitems"><a href="kontakt/mailing.html">Mailingliste</a></div>'
linkset[3]+='<div class="menuitems"><a href="kontakt/sprechstunde.html">Online-Sprechstunde</a></div>'
linkset[3]+='<div class="menuitems"><a href="mailto:arzt@tauchdoktor.de">E-Mail</a></div>'
linkset[3]+='<hr>'
linkset[3]+='<div class="menuitems"><a href="kontakt/bestaetigung.html">Mailingliste abbestellen</a></div>'
////No need to edit beyond here

var ie4=document.all&&navigator.userAgent.indexOf("Opera")==-1
var ns6=document.getElementById&&!document.all
var ns4=document.layers

function showmenu(e,which){

if (!document.all&&!document.getElementById&&!document.layers)
return

clearhidemenu()

menuobj=ie4? document.all.popmenu : ns6? document.getElementById("popmenu") : ns4? document.popmenu : ""
menuobj.thestyle=(ie4||ns6)? menuobj.style : menuobj

if (ie4||ns6)
menuobj.innerHTML=which
else{
menuobj.document.write('<layer name=gui bgColor=#E6E6E6 width=165 onmouseover="clearhidemenu()" onmouseout="hidemenu()">'+which+'</layer>')
menuobj.document.close()
}

menuobj.contentwidth=(ie4||ns6)? menuobj.offsetWidth : menuobj.document.gui.document.width
menuobj.contentheight=(ie4||ns6)? menuobj.offsetHeight : menuobj.document.gui.document.height
eventX=ie4? event.clientX : ns6? e.clientX : e.x
eventY=ie4? event.clientY : ns6? e.clientY : e.y

//Find out how close the mouse is to the corner of the window
var rightedge=ie4? document.body.clientWidth-eventX : window.innerWidth-eventX
var bottomedge=ie4? document.body.clientHeight-eventY : window.innerHeight-eventY

//if the horizontal distance isn't enough to accomodate the width of the context menu
if (rightedge<menuobj.contentwidth)
//move the horizontal position of the menu to the left by it's width
menuobj.thestyle.left=ie4? document.body.scrollLeft+eventX-menuobj.contentwidth : ns6? window.pageXOffset+eventX-menuobj.contentwidth : eventX-menuobj.contentwidth
else
//position the horizontal position of the menu where the mouse was clicked
menuobj.thestyle.left=ie4? document.body.scrollLeft+eventX : ns6? window.pageXOffset+eventX : eventX

//same concept with the vertical position
if (bottomedge<menuobj.contentheight)
menuobj.thestyle.top=ie4? document.body.scrollTop+eventY-menuobj.contentheight : ns6? window.pageYOffset+eventY-menuobj.contentheight : eventY-menuobj.contentheight
else
menuobj.thestyle.top=ie4? document.body.scrollTop+event.clientY : ns6? window.pageYOffset+eventY : eventY
menuobj.thestyle.visibility="visible"
return false
}

function contains_ns6(a, b) {
//Determines if 1 element in contained in another- by Brainjar.com
while (b.parentNode)
if ((b = b.parentNode) == a)
return true;
return false;
}

function hidemenu(){
if (window.menuobj)
menuobj.thestyle.visibility=(ie4||ns6)? "hidden" : "hide"
}

function dynamichide(e){
if (ie4&&!menuobj.contains(e.toElement))
hidemenu()
else if (ns6&&e.currentTarget!= e.relatedTarget&& !contains_ns6(e.currentTarget, e.relatedTarget))
hidemenu()
}

function delayhidemenu(){
if (ie4||ns6||ns4)
delayhide=setTimeout("hidemenu()",500)
}

function clearhidemenu(){
if (window.delayhide)
clearTimeout(delayhide)
}

function highlightmenu(e,state){
if (document.all)
source_el=event.srcElement
else if (document.getElementById)
source_el=e.target
if (source_el.className=="menuitems"){
source_el.id=(state=="on")? "mouseoverstyle" : ""
}
else{
while(source_el.id!="popmenu"){
source_el=document.getElementById? source_el.parentNode : source_el.parentElement
if (source_el.className=="menuitems"){
source_el.id=(state=="on")? "mouseoverstyle" : ""
}
}
}
}

if (ie4||ns6)
document.onclick=hidemenu