//nemovitost detail

var aktual_foto = 0;

/*
function showC(img){
  var str = img.src;
  //str = str.replace(/type=a/g, "type=c");
  str = str.replace(/_a/g, "_c");
  document.getElementById('hlavni_obr').src = str;
  str2 = img.id;
  aktual_foto = str2.replace(/obr_/g, "");
}
*/

function showImgC(img, anchorID){
  var im = document.getElementById('imgC');
  var anchor = document.getElementById(anchorID);
  if(im) im.src = img;
  var selected = getElementsByClass('numeroSelected', document, 'a');
  
  for(ob in selected){ selected[ob].className = "numero";}
  if(anchor){
    anchor.className = "numeroSelected";
  }

  return;
}

function getElementsByClass( searchClass, domNode, tagName) {
	if (domNode == null) domNode = document;
	if (tagName == null) tagName = '*';
	var el = new Array();
	var tags = domNode.getElementsByTagName(tagName);
	var tcl = " "+searchClass+" ";
	for(i=0,j=0; i<tags.length; i++) {
		var test = " " + tags[i].className + " ";
		if (test.indexOf(tcl) != -1)
			el[j++] = tags[i];
	}
	return el;
}

function showDiv(id){
  if(id == 'div_poslat_odkaz'){ hideDiv('div_zajem'); hideDiv('div_fotogalerie'); }
  if(id == 'div_zajem'){ hideDiv('div_poslat_odkaz'); hideDiv('div_fotogalerie'); }
  if(id == 'div_fotogalerie'){ hideDiv('div_poslat_odkaz'); hideDiv('div_zajem'); }

  var e = document.getElementById(id);
  if(e) e.style.display = 'block';
  var url = document.location.href;
  if(url.indexOf('#formular') == -1){
    url += "#formular";
  }
  document.location.href = url;
  return;
}

function hideDiv(id){
  var e = document.getElementById(id);
  if(e) e.style.display = 'none';
  return;
}

function openFoto(pic, ev){
  msg = window.open('foto.php?img=' + pic + '&nev=' + ev, '_blank', 'toolbar=no, menubar=no, location=no, directories=no, scrollbars=no, resizable=yes, status=no, top=50, width=700, height=700');
}

function openLinkMap(url){
  msg = window.open(url, '_blank', 'toolbar=yes, menubar=yes, location=yes, directories=yes, scrollbars=yes, resizable=yes, status=yes, top=50, width=740, height=580');
}

function kontrolaFormZajem(errorMsg_jmeno, errorMsg_tel_email, errorMsg_email){
  var form = document.forms['form_mamzajem'];
  var flag_email = false;
  var flag_telefon = false;
  var flag_jmeno = false;
  if(form){
    flag_jmeno = (form.jmeno.value == "") ? false : true;
    flag_telefon = (form.telefon.value == "") ? false : true;
    if(!flag_jmeno){
      alert(errorMsg_jmeno);
      return false;
    }else{
      if(form.email.value != ""){
        if(kontrola_emailu(form.email, errorMsg_email)) return true;
          else return false;
      }else{
        if(!flag_telefon){
          alert(errorMsg_tel_email);
          return false;
        }else return true;
      }      
    }
  }else return false;
}

function kontrolaPoslatZnamemu(errorMsg_email_1, errorMsg_email_2){
  var form = document.forms['form_poslat'];
  var flag_email = false;
  
  if(form){
    if(kontrola_emailu(form.email_1, errorMsg_email_1) && kontrola_emailu(form.email_2, errorMsg_email_2)) return true;
      else return false;
  }else return false;
}