function JE_EMAIL(txt){var x = new RegExp('^[^@]+@([a-z,A-Z,0-9,_,-]+[.]{1})+[a-z,A-Z,0-9]{2,5}$'); if (x.exec(txt.toLowerCase())==null) return 0; else return 1;}
function show(id) {if (document.getElementById(id).style.display=='none') document.getElementById(id).style.display='block'; else document.getElementById(id).style.display='none';}
function addEvent(elm, evType, fn, useCapture) {if (elm.addEventListener) {elm.addEventListener(evType, fn, useCapture); return true;} else if (elm.attachEvent) {var r = elm.attachEvent('on'+evType, fn); return r;} else {alert('Došlo k chybě při práci s event');}}
function showk(id,dir) {show('kategorie-'+id); if (document.getElementById('kimg'+id).src.indexOf('ts-r-plus.gif')>-1) document.getElementById('kimg'+id).src=dir+'/ts-r-minus.gif';	else document.getElementById('kimg'+id).src=dir+'/ts-r-plus.gif';}
function scrollit() {document.getElementById('message').style.top=document.body.scrollTop + top + 'px';}
function regnews() {if(JE_EMAIL(document.getElementById('enov').value)==0) {alert('pre registráciu noviniek musí byť e-mail zadaný v správnom formáte'); return false;} else {return true;}}
function myParseFloat(str){str=''+str+''; var value=str.match('[-]{0,1}(?:[1-9]+[0-9]*[,.]{0,1}[0-9]*)|(?:0[,.][0-9]*)'); if(value!=null && value.length>0){value[0]=value[0].replace(',','.'); value=parseFloat(value[0])*1; return value;}else{return 0;}}

function testJavaScript() {
	try {
	  document.getElementsByTagName('body')[0].className += ' testJavaScript';
	}
	catch(e) {
	}
}

function pozadi(obj,obj2,akce)
{
  var trida = 'inputDiv-'+akce;
  if (document.getElementById(obj2).value=='') document.getElementById(obj).className=trida;
}

function kniha_check()
{
   var err = new Array();
	if (JE_EMAIL(document.getElementById('id_stiz_mail').value)==0) err[err.length]='Zadajte prosím správny formát e-mailu'
	if (document.getElementById('id_stiz_text').value=='') err[err.length]='Vyplňte text s oznámením'

	if (err.length==0)
	document.getElementById('idknihaprani').submit();
	else
	alert (err);
}

function simulateHover(obj,baseCN,typ){
	var myCN=obj.className.split(' ');
	for(var i=0; i<myCN.length; i++){
	  if(myCN[i].indexOf(baseCN)==0){
	    var newClassName=baseCN;
	    switch(typ){
	      case 'hover': newClassName+='-hover'; break;
	      case '1': newClassName+='-1'; break;
	      case '0': newClassName+='-0'; break;
	      case 'out': break;
			}
			myCN[i]=newClassName;
		}
	}
	obj.className=myCN.join(' ');

	//alert(myCN);
}

// slideshow-banner config
var slideShowBanner={
  selector: {
    main: '.slideshow-banner',
    effect: '.banner-anim',
    image: '.banner-image',
    title: '.banner-title',
    panel: '.panel',
    link: '.link'
  },
  cssClass: {
    linkActive: 'link-active'
  },
  option: {
    fadeDuration: 500,
    interval: 3000,
    disableWhenAnimated: true,
    pauseWhenHover: true
  },
  f: function( e, c ){
  // vars
    var cfg=slideShowBanner; // to be sure we have good and short access to config
    var image=e.find( cfg.selector.image ).hide();
    var title=e.find( cfg.selector.title ).hide();
    var link=e.find( cfg.selector.link );
    if (c===undefined) { var c=0; }// current element position
    var tOut;

    if (image.length != title.length && image.length != link.length) { return false; } // simple test

    var anim=[]; // array for animated elements

// init
    link.each( function( i ){ // buildup
      anim[i]=[ image.get(i), title.get(i) ];
      $(this).click(function(){
        Anim(i);
      });
    });
    $(anim[c]).show();
    $(link[c]).addClass( cfg.cssClass.linkActive );

    if (cfg.selector.prev!==undefined){ e.find(cfg.selector.prev).click(function(){ AnimPrev(); }); }
    if (cfg.selector.next!==undefined){ e.find(cfg.selector.next).click(function(){ AnimNext(); }); }

    if ( cfg.option.pauseWhenHover===true ){
      $(anim).each( function(){
        $(this).hover( function(){
          Stop();
// @todo            if ( cfg.selector.paused!==undefined ) { e.find(cfg.selector.paused) } // display pause icon
        }, function(){
          Play();
        });
      });
    }
// init end

// functions
    var Anim=function(i){
    //        position is not in range or equals to current or we have disableWhenAnimated true and current or i element is animated return false
      if ( ((i>=image.length && i<0) || i==c ) || (cfg.option.disableWhenAnimated===true && ( $(anim[c]).is(':animated') || $(anim[i]).is(':animated') )) ) { return false; } //simple test
      Stop();
      $(anim[c]).fadeOut(cfg.option.fadeDuration);
      $(anim[i]).fadeIn(cfg.option.fadeDuration);
      $(link[c]).removeClass(cfg.cssClass.linkActive);
      $(link[i]).addClass(cfg.cssClass.linkActive);
      c=i;
      Play();
    }
    var AnimPrev=function(){
      if (c<=0){ Anim(image.length-1); }
      else{ Anim(c-1); }
    }
    var AnimNext=function(){
      if (c>=image.length-1){ Anim(0); }
      else{ Anim(c+1); }
    }
    var Play=function(){ tOut=setTimeout( AnimNext, cfg.option.interval ); }
    var Stop=function(){ if (tOut!==undefined){ clearTimeout(tOut); } }
// functions end
    Play();
  },
  i: []
}

$(function(){
  $( slideShowBanner.selector.main ).each( function( i ){ slideShowBanner.i[i]=slideShowBanner.f($(this)); }); // make the show
});