/**
 *  Schovani flashe
 */
 
function hideHPFlash()
{
    $('#hp_flash').css("display", "none");
}


  window.onload = function() {
    targetBlank();
}



var bezpecnost  = new Image();
var benefity = new Image();
var self_care = new Image();
var vice_bezpecnost = new Image();
var vice_benefity = new Image();
var vice_self_care = new Image();
var tl_bezpecnost = new Image();
var tl_benefity = new Image();
var tl_self_care = new Image();
var domu = new Image();
var technologie = new Image();
var ceny = new Image();
var kontakty = new Image();



bezpecnost.src = 'images/bezpecnost_hover.png';
benefity.src = 'images/benefity_uzivatele_hover.png';
self_care.src = 'images/self_care_hover.png';
vice_bezpecnost.src = 'images/vice_bezpecnost_hover.png';
vice_benefity.src = 'images/vice_benefity_hover.png';
vice_self_care.src = 'images/vice_self_hover.png';
tl_bezpecnost.src = 'images/tl_bezpecnost_hover.png';
tl_benefity.src = 'images/tl_benefity_hover.png';
tl_self_care.src = 'images/tl_self_hover.png';
domu.src = 'images/domu_hover.png';
technologie.src = 'images/technologie_hover.png';
ceny.src = 'images/ceny_hover.png';
kontakty.src = 'images/kontakty_hover.png';




function targetBlank() {
    var elements = getElementsByClass("target_blank");
    
    for (var i = 0; i < elements.length; i++) {
        elements[i].onclick = function(e) {
            window.open(this.href);
            return preventDefaultAction(e);
        }
    }
}



function preventDefaultAction(e) {
  if (e && e.preventDefault) {
      e.preventDefault;
  } else {
      window.event.returnValue = false;
  }
  return false;
}

// vrátí pole elementů nalezených podle class
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 zobraz_podminky(idecko){
el=document.getElementById(idecko).style;
el.display=(el.display == 'block')?'none':'block';     
}

function schovat_podminky(idecko){
el=document.getElementById(idecko).style;
el.display=(el.display == 'none')?'block':'none';     
}