function showonlyone(thechosenone, thechoseone2) {
      var tabulka = document.getElementsByTagName("div");
            for(var x=0; x<tabulka.length; x++) {
                  name = tabulka[x].getAttribute("name");
                  if (name == 'table') {
                        if (tabulka[x].id == thechosenone) {
                        tabulka[x].style.display = 'block';
                  }
                  else {
                        tabulka[x].style.display = 'none';
                  }
            }
      }
	  var linka = document.getElementsByTagName("a");
            for(var x=0; x<linka.length; x++) {
                  name = linka[x].getAttribute("name");
                  if (name == 'linka') {
                        if (linka[x].id == thechoseone2) {
						linka[x].className = 'pl_a';
                  }
                  else {
						linka[x].className = 'pl';
                  }
            }
      }
}
function vyber(obj,clas,clas2,show) {
	
	var aaa

	aaa = document.getElementById(obj)
	if (show == 1) {
		if (aaa.lastChild.checked == false) {
			aaa.className = clas;
		} else {
			aaa.className = clas;
		}
	} else {
		if (aaa.lastChild.checked == false) {
			aaa.className = clas;
		} else {
			aaa.className = clas2;
		}
	}
	return
}
function change_row(e,col) {
	
	e.bgColor=col
}
function flip(id, akcia, pole) {
	var obj;
	var aaa = pole;

	if (akcia == 1) {
	
		obj = document.getElementById('t_' + id)
		obj.style.display = 'block';
		
		for (var i=0;i<aaa.length;i++){
		
			if (id != aaa[i]) {
			
				obj = document.getElementById('t_' + aaa[i])
				obj.style.display = 'none';	
			}
		}
	}
}

function zobraz(id, akcia) {

	var obj;

	if (akcia == 1) {
	
		obj = document.getElementById('okno' + id)
		obj.style.display = 'block';
	} else {
	
		obj = document.getElementById('okno' + id)
		obj.style.display = 'none';
	}
}

function help_navigacia() {
	var asirka
	var avyska
	var x
	var y
	
	asirka = 499; //screen.availWidth;
	avyska = screen.availHeight * 0.92;
	x = screen.width - asirka * 1.02
	y = 0; // screen.height * 0.15
	
	window.open("/help.php", "", "left="+x+",top="+y+",width="+asirka+",height="+avyska+",scrollbars=yes,resizable=yes");
}
function print_p(typp, id) {
	var asirka
	var avyska
	var x
	var y

	asirka = 800; //screen.availWidth;
	avyska = screen.availHeight * 0.92;
	x = screen.width - asirka * 1.02
	y = 0; // screen.height * 0.15

	window.open("print.php?typp="+typp+"&id="+id, "", "left="+x+",top="+y+",width="+asirka+",height="+avyska+",scrollbars=yes,resizable=yes");
}
function copy_address() {
	regist.dspolocnost.value = regist.fspolocnost.value; 
	regist.dadresa.value = regist.fadresa.value;
	regist.dmesto.value = regist.fmesto.value;
	regist.dpsc.value = regist.fpsc.value;
}

// funkcia na otvaranie liniek odkazujucich na externu stranku do noveho okna
// osetrenie v standarde XHTML navalidneho tagu target="_blank"
function externalLinks() {

 if (!document.getElementsByTagName) return;
 
 var anchors = document.getElementsByTagName("a");
 
 for (var i=0; i<anchors.length; i++) {
 
   var anchor = anchors[i];
   
   if (anchor.getAttribute("href") &&
   
       anchor.getAttribute("rel") == "externe")
	   
     anchor.target = "_blank";
 }
}
window.onload = externalLinks;