function changeDisplay(div_id,if_,then_)
{
 var elem=document.getElementById(div_id);
 if (elem)
 { if (elem.style.display==if_) {elem.style.display=then_;}}
} 
function open_sub(SM_SHORT)
{
/*
	if (akt_sub!=SM_SHORT) {
		 changeDisplay(akt_sub,'block','none');
		 changeDisplay(SM_SHORT,'none','block');
		 akt_sub=SM_SHORT;			   
	}*/

}


function setPfeil(m)
{
 if (m)
 {
  var tmp=m.id;
  tmp=tmp.replace(/FOLDER/,"PFEIL");
  obj=document.getElementById(tmp);

	if (obj)
	{
	  obj.style.display="block";
		if (tmp!=("PFEIL_"+akt_sub)) {akt_pfeil=tmp;
		 window.status=akt_sub;
		}
	}
 }
}
function setPfeil2(m)
{
	if (akt_pfeil!="" && akt_pfeil!=("PFEIL_"+akt_sub))
	{
	   obj1=document.getElementById(akt_pfeil);
		 if (obj1)
		 {
		   obj1.style.display="none";
		 }
	}
}

function getAdr(prefix,postfix,lnkparam,lnktxt)
{
  lnktxt=lnktxt.replace(/TMPL_MAIL/,prefix+'@'+postfix);
 document.write('<a '+lnkparam+' href="mailto:'+prefix+'@'+postfix+'">'+lnktxt);
}