// navigation
function hi01(el){
	el.className='nav01_hi';
}
function lo01(el){
	el.className='nav01_lo';
}
function hi02(el){
	el.className='nav02_hi';
}
function lo02(el){
	el.className='nav02_lo';
}


function winOpen(url, breite, hoehe, scrollYes) {
	  if(typeof scrollYes == "undefined") scrollYes = "no";
	  links = (screen.width/2)-(breite/2);
      oben = (screen.height/2)-(hoehe/2);
      window.open(url,"popup","height="+hoehe+",width="+breite+",status = no,toolbar = no,menubar = no,location = no,resizable = no,titlebar = no,scrollbars = "+ scrollYes +",fullscreen = no,top ="+oben+",left ="+links);
}