// Obrázkové menu
function vysky(){
var vyska1=$(".sloupec1").height();
var vyska2=$(".sloupec2").height();
var vyska3=$(".sloupec3").height();

if(vyska1>vyska2 && vyska1>vyska3){
$(".sloupec2").height(vyska1);
$(".sloupec3").height(vyska1);
}
else if(vyska2>vyska1 && vyska2>vyska3){
$(".sloupec1").height(vyska2);
$(".sloupec3").height(vyska2);
}
else if(vyska3>vyska1 && vyska3>vyska2){
$(".sloupec2").height(vyska3);
$(".sloupec3").height(vyska3);
}
}
$(document).ready(function() {



   vysky();


var array = new Array("menu_domu","menu_gymnazium","menu_uchazeci","menu_studium","menu_aktivity","menu_dokumenty","menu_fotogalerie");
for(pole in array){
  $("#"+array[pole]+" a span").remove(); 
  $("#"+array[pole]+" a").append('<img src="im/'+array[pole]+'2.png">');
}

$(".item").dcCreate({
    imgPrefix: "im/corner-",
    fileType: ".png",
    expand: 4,
    resize: "img", 
    position: "outside"
});

    $(".table-border tr:nth-child(1)").addClass("first-tr");
    
    $(".table-border-center tr:nth-child(1)").addClass("first-tr");
    $(".table-border-center tr td:nth-child(1)").addClass("first-td");

});




function initOverLabels () {
  if (!document.getElementById) return;  	

  var labels, id, field;

  // Set focus and blur handlers to hide and show 
  // LABELs with 'overlabel' class names.
  labels = document.getElementsByTagName('label');
  for (var i = 0; i < labels.length; i++) {
	
    if (labels[i].className == 'overlabel') {

      // Skip labels that do not have a named association
      // with another field.
      id = labels[i].htmlFor || labels[i].getAttribute('for');
      if (!id || !(field = document.getElementById(id))) {
        continue;
      }

      // Change the applied class to hover the label 
      // over the form field.
      labels[i].className = 'overlabel-apply';

      // Hide any fields having an initial value.
      if (field.value !== '') {
        hideLabel(field.getAttribute('id'), true);
      }

      // Set handlers to show and hide labels.
      field.onfocus = function () {
        hideLabel(this.getAttribute('id'), true);
      };
      field.onblur = function () {
        if (this.value === '') {
          hideLabel(this.getAttribute('id'), false);
        }
      };

      // Handle clicks to LABEL elements (for Safari).
      labels[i].onclick = function () {
        var id, field;
        id = this.getAttribute('for');
        if (id && (field = document.getElementById(id))) {
          field.focus();
        }
      };

    }
  }
};

function hideLabel (field_id, hide) {
  var field_for;
  var labels = document.getElementsByTagName('label');
  for (var i = 0; i < labels.length; i++) {
    field_for = labels[i].htmlFor || labels[i].getAttribute('for');
    if (field_for == field_id) {
      labels[i].style.textIndent = (hide) ? '-1000px' : '0px';
      return true;
    }
  }
}

window.onload = function () {
  setTimeout(initOverLabels, 50);
};

function FP_openNewWindow(w,h,url,name) {//v1.0
 
 var windowProperties=''; windowProperties+='toolbar=no,'; windowProperties+='location=no,'; 
windowProperties+='status=no,';
 windowProperties+='menubar=no,';
 windowProperties+='scrollbars=yes,';
 windowProperties+='resizable=yes,';
  if(w!="") windowProperties+='width='+w+',';
 if(h!="") windowProperties+='height='+h; if(windowProperties!="") { 
  if( windowProperties.charAt(windowProperties.length-1)==',') 
   windowProperties=windowProperties.substring(0,windowProperties.length-1); } 
 window.open(url,name,windowProperties);
}