function zeige_navi(divid,strtext){
  if(document.getElementById(divid))
  document.getElementById(divid).innerHTML = strtext;
  //alert(divid);
}
function showselnav(){
  //    if(timer==1)
  //      zeige_navi('contentnav2',nav2[nav1selected]);
}
function shownav2(){
  zeige_navi('contentnav2',nav2[pnavid]);
}

function printwin(url,titel,breite){
  window.open(url,titel,"width=660, height=700, menubar=yes,resizable=yes");
}

function check_frames(qstr){
  if(!parent.frames[1])
  self.document.location.href='index.php?'+qstr;
}

function hoover_main_nav(typ,navid){
  if(document.getElementById("navhoover" + navid)){
    var navdiv=document.getElementById("navhoover" + navid);
    if(typ=="show"){
      navdiv.style.visibility="visible";
    }else{
      navdiv.style.visibility="hidden";
    }
  }
}
function hoover_sub_nav(navid,klasse,bildwechsel,zusatz){
  var navdiv=document.getElementById("subnavhoover" + navid);
  navdiv.className=klasse;
  if(bildwechsel==1){
      if(document.getElementById("subnavhooverimg" + navid)){
	  if(klasse.search(/selected/)==-1)
	      document.getElementById("subnavhooverimg" + navid).innerHTML="";
	  else
	      document.getElementById("subnavhooverimg" + navid).innerHTML='<img src="images/leftnav_balken'+zusatz+'.gif">';
      }
  }
}
function show_contentnav(subnavid){
  hoover_main_nav('show',subnavid);

//   var posnavdiv=parent.frames[1].document.getElementById("nav1pos" + subnavid);
//   var contentnavdiv=parent.frames[2].document.getElementById("nav2content" + subnavid);
//   if(contentnavdiv){
//       var posL=(subnavid==10)?(posnavdiv.offsetLeft - contentnavdiv.offsetWidth + posnavdiv.offsetWidth):posnavdiv.offsetLeft;
      
//       if(contentnavdiv.style.visibility=="hidden"){
// 	  contentnavdiv.style.left=posL+1;
// 	  var ScrollTop=parent.frames[2].document.body.scrollTop;
// 	  contentnavdiv.style.top=0 + ScrollTop;
// 	  contentnavdiv.style.visibility="visible";
//       }
//   }
}

function hide_contentnav(){
    
  for(var pindex in parent.frames[0].nav2){
      hoover_main_nav('hide',pindex);
//     if(parent.frames[2].document.getElementById("nav2content" + pindex)){
//       hoover_main_nav('hide',pindex);
//       parent.frames[2].document.getElementById("nav2content" + pindex).style.visibility="hidden";
//     }
  }
  //Lesezeichen
//   hoover_main_nav('hide',-1);
//   if(parent.frames[2].document.getElementById("nav2content-1"))
//       parent.frames[2].document.getElementById("nav2content-1").style.visibility="hidden";
}

function MsetWait(){
  mywait=window.setTimeout('hide_contentnav()',300);
}
function MclearWait(){
  window.clearTimeout(mywait);
}
function set_bookmark(sysmodus){

  var btitel=prompt("Bitte Geben Sie einen Titel für Ihren Merker ein","");
  if(!btitel)
  return;
  if(sysmodus=="admin"){
    parent.frames[3].document.forms[0].sysmode.value='alle';
  }
  parent.frames[3].document.forms[0].titel.value=btitel;
  parent.frames[3].document.forms[0].submit();
}

// Aktuelles Datum anzeigen
function datum() {

  heute = new Date();

  return heute.getDate()+'.'+(heute.getMonth()+1)+'.'+(heute.getYear() < 1900 ? heute.getYear()+1900 : heute.getYear()) ;

}

function openwin(URL,breite, hoehe){
 F1 = open(URL,"Fenster1","width=" + breite +",height=" + hoehe +",toolbar=no,scrollbars=yes");
 F1.focus();
}


function jump()
{
	myurl=parent.main.document.location.href.split("#");
	docname=myurl[0]+"#top";
	parent.main.document.location.href=docname;


}

function show_intro_divs(){
    
    if(showintro==true){
	document.getElementById('imgdiv1').style.visibility='visible';
	document.getElementById('imgdiv2').style.visibility='visible';
	document.getElementById('imgdiv3').style.visibility='visible';
    }
}

function close_news(){
    if(closenews==true)
	document.getElementById('aktuelles2').style.visibility='hidden';
}