function changeDisplay(div_id,if_,then_)
{
 var elem=document.getElementById(div_id);
 if (elem)
 { if (elem.style.display==if_) {elem.style.display=then_;}

 }
}
function changeVisibility(div_id,if_,then_)
{
 var elem=document.getElementById(div_id);

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



 	function navIT(obj,num,is_over,txt)
	{
  
  target=document.getElementById('functionstext');
  img=document.getElementById('pic'+num);

 
	target.innerHTML=(is_over?txt:'&nbsp;');
	
//alert(encodeURI(target.innerHTML));
  

	}