function submitForm() {
        if (isFormValid()) {
                document.frmObjednavka.submit();
        }
}

function isFormValid(){

      if (isFormFieldBlank('frmObjednavka', 'meno')) {
                alert("Prosím vyplňte meno");
                document.frmObjednavka.meno.focus();
                return false;
        }


        if (isFormFieldBlank('frmObjednavka', 'priezvisko')) {
                alert("Prosím vyplňte priezvisko");
                document.frmObjednavka.priezvisko.focus();
                return false;
        }

        if (isFormFieldBlank('frmObjednavka', 'adresa')) {
                alert("Prosím vyplňte adresu");
                document.frmObjednavka.adresa.focus();
                return false;
        }

        if (isFormFieldBlank('frmObjednavka', 'psc')) {
                alert("Prosím vyplňte psc");
                document.frmObjednavka.psc.focus();
                return false;
        }

           if (isFormFieldBlank('frmObjednavka', 'mesto')) {
                alert("Prosím vyplňte mesto");
                document.frmObjednavka.mesto.focus();
                return false;
        }
        if (isFormFieldBlank('frmObjednavka', 'telefon')) {
                alert("Prosím vyplňte telefon");
                document.frmObjednavka.mesto.focus();
                return false;
        }


        return true;
}


function isFormFieldBlank(inFormName, inInputName){
        var sVal = document.forms[inFormName].elements[inInputName].value;
        var bRetVal = true;

        // MKE SURE THAT SOME THING WAS ENTERED BESIDE JUST SPACE CHARACTERS
        for (i = 0; i < sVal.length; i++) {
                if (sVal.charAt(i) != ' ') {
                        bRetVal = false
                }
        }
        return bRetVal
}






//------------------------------------------------------------------------------------------

function submitForm2() {
        if (isFormValid2()) {
                document.frmNavratka.submit();
        }
}

function isFormValid2(){

      if (isFormFieldBlank2('frmNavratka', 'meno')) {
                alert("Prosím vyplňte meno a priezvisko");
                document.frmNavratka.meno.focus();
                return false;
        }
        if (isFormFieldBlank2('frmNavratka', 'pozicia')) {
                alert("Prosím vyplňte vašu pozíciu/funkciu");
                document.frmNavratka.pozicia.focus();
                return false;
        }
        if (isFormFieldBlank2('frmNavratka', 'institucia')) {
                alert("Prosím vyplňte políčko inštitúcia");
                document.frmNavratka.institucia.focus();
                return false;
        }
                if (isFormFieldBlank2('frmNavratka', 'email')) {
                alert("Prosím vyplňte políčko email");
                document.frmNavratka.email.focus();
                return false;
        }



        return true;
}


function isFormFieldBlank2(inFormName, inInputName){
        var sVal = document.forms[inFormName].elements[inInputName].value;
        var bRetVal = true;

        // MKE SURE THAT SOME THING WAS ENTERED BESIDE JUST SPACE CHARACTERS
        for (i = 0; i < sVal.length; i++) {
                if (sVal.charAt(i) != ' ') {
                       if (sVal.charAt(i) != '@') {
                        bRetVal = false
                        }
                }
        }
        return bRetVal
}

//----------------------------------------------------------------------------------
 function submitForm3() {
        if (isFormValid3()) {
                document.zapiskurzov.submit();
        }
}

function isFormValid3(){

      if (isFormFieldBlank2('zapiskurzov', 'idziak')) {
                alert("Prosím vaše identifikačné číslo");
                document.zapiskurzov.meno.focus();
                return false;
        }

        return true;
}


function isFormFieldBlank3(inFormName, inInputName){
        var sVal = document.forms[inFormName].elements[inInputName].value;
        var bRetVal = true;

        // MKE SURE THAT SOME THING WAS ENTERED BESIDE JUST SPACE CHARACTERS
        for (i = 0; i < sVal.length; i++) {
                if (sVal.charAt(i) != ' ') {
                       if (sVal.charAt(i) != '@') {
                        bRetVal = false
                        }
                }
        }
        return bRetVal
}

//----------------------------------------------------------------------------

function submitForm4() {
        if (isFormValid4()) {
                document.frmTreningObj.submit();
        }
}

function isFormValid4(){

      if (isFormFieldBlank4('frmTreningObj', 'meno')) {
                alert("Prosím vaše meno");
                document.frmTreningObj.meno.focus();
                return false;
        }
      if (isFormFieldBlank4('frmTreningObj', 'adresa')) {
                alert("Prosím vašu adresu");
                document.frmTreningObj.adresa.focus();
                return false;
        }
      if (isFormFieldBlank4('frmTreningObj', 'psc')) {
                alert("Prosím vaše poštové smerové číslo");
                document.frmTreningObj.psc.focus();
                return false;
        }
      if (isFormFieldBlank4('frmTreningObj', 'telefon')) {
                alert("Prosím váš telefón");
                document.frmTreningObj.telefon.focus();
                return false;
        }
        return true;
}


function isFormFieldBlank4(inFormName, inInputName){
        var sVal = document.forms[inFormName].elements[inInputName].value;
        var bRetVal = true;

        // MKE SURE THAT SOME THING WAS ENTERED BESIDE JUST SPACE CHARACTERS
        for (i = 0; i < sVal.length; i++) {
                if (sVal.charAt(i) != ' ') {
                       if (sVal.charAt(i) != '@') {
                        bRetVal = false
                        }
                }
        }
        return bRetVal
}

//------------------------------------------------------------------

function submitForm5() {
        if (isFormValid5()) {
                document.frmChangePass.submit();
        }
}

function isFormValid5(){
       if (isFormFieldBlank5('frmChangePass', 'idcislo')) {
                alert("Prosím zadajte vaše identifikačné číslo");
                document.frmChangePass.idcislo.focus();
                return false;
        }
      if (isFormFieldBlank5('frmChangePass', 'meno')) {
                alert("Prosím vaše meno");
                document.frmChangePass.meno.focus();
                return false;
        }
      if (isFormFieldBlank5('frmChangePass', 'priezvisko')) {
                alert("Prosím vaše priezvisko");
                document.frmChangePass.priezvisko.focus();
                return false;
        }

      if (isFormFieldBlank5('frmChangePass', 'heslo')) {
                alert("Prosím zadajte heslo");
                document.frmChangePass.heslo.focus();
                return false;
        }
      if (isFormFieldBlank5('frmChangePass', 'rheslo')) {
                alert("Prosím zopakujte heslo");
                document.frmChangePass.rheslo.focus();
                return false;
        }

        return true;
}


function isFormFieldBlank5(inFormName, inInputName){
        var sVal = document.forms[inFormName].elements[inInputName].value;
        var bRetVal = true;

        // MKE SURE THAT SOME THING WAS ENTERED BESIDE JUST SPACE CHARACTERS
        for (i = 0; i < sVal.length; i++) {
                if (sVal.charAt(i) != ' ') {
                       if (sVal.charAt(i) != '@') {
                        bRetVal = false
                        }
                }
        }
        return bRetVal
}

//------------------------------------------------------------------------

function submitForm5() {
        if (isFormValid5()) {
                document.frmKonzultacie.submit();
        }
}

function isFormValid5(){

      if (isFormFieldBlank5('frmKonzultacie', 'meno')) {
                alert("Prosím vaše meno");
                document.frmKonzultacie.meno.focus();
                return false;
        }
      if (isFormFieldBlank5('frmKonzultacie', 'priezvisko')) {
                alert("Prosím vaše priezvisko");
                document.frmKonzultacie.priezvisko.focus();
                return false;
        }
      if (isFormFieldBlank5('frmKonzultacie', 'tel')) {
                alert("Prosím vaše telefónne číslo");
                document.frmKonzultacie.tel.focus();
                return false;
        }
      if (isFormFieldBlank5('frmKonzultacie', 'email')) {
                alert("Prosím váš email");
                document.frmKonzultacie.email.focus();
                return false;
        }
        return true;
}


function isFormFieldBlank5(inFormName, inInputName){
        var sVal = document.forms[inFormName].elements[inInputName].value;
        var bRetVal = true;

        // MKE SURE THAT SOME THING WAS ENTERED BESIDE JUST SPACE CHARACTERS
        for (i = 0; i < sVal.length; i++) {
                if (sVal.charAt(i) != ' ') {
                       if (sVal.charAt(i) != '@') {
                        bRetVal = false
                        }
                }
        }
        return bRetVal
}

//------------------------------------------------------------------



//------------------------------------------------------------------
/***********************************************
* AnyLink Drop Down Menu- © Dynamic Drive (www.dynamicdrive.com)
* This notice MUST stay intact for legal use
* Visit http://www.dynamicdrive.com/ for full source code
***********************************************/

//Contents for menu 1
var menu1=new Array()
menu1[0]='<a href="?go=okatedre">- história súčasnosť katedry</a>'
menu1[1]='<a href="?go=cisla">- katedra v číslach</a>'
menu1[2]='<a href="?go=foto">- fotografie</a>'



//Contents for menu 2, and so on
var menu2=new Array()
menu2[0]='<a href="?go=clenovia">- členovia katedry</a>'
menu2[1]='<a href="index.php">- životopisy</a>'




var menuwidth='130px' //default menu width
//var menubgcolor='#9de4c1;'  //menu bgcolor
var menubgcolor='#4a9b75;'  //menu bgcolor
var disappeardelay=250  //menu disappear speed onMouseout (in miliseconds)
var hidemenu_onclick="yes" //hide menu when user clicks within menu?

/////No further editting needed

var ie4=document.all
var ns6=document.getElementById&&!document.all

if (ie4||ns6)
document.write('<div id="dropmenudiv" style="visibility:hidden;width:'+menuwidth+';background-color:'+menubgcolor+'" onMouseover="clearhidemenu()" onMouseout="dynamichide(event)"></div>')

function getposOffset(what, offsettype){
var totaloffset=(offsettype=="left")? what.offsetLeft : what.offsetTop;
var parentEl=what.offsetParent;
while (parentEl!=null){
totaloffset=(offsettype=="left")? totaloffset+parentEl.offsetLeft : totaloffset+parentEl.offsetTop;
parentEl=parentEl.offsetParent;
}
return totaloffset;
}


function showhide(obj, e, visible, hidden, menuwidth){
if (ie4||ns6)
dropmenuobj.style.left=dropmenuobj.style.top=-500
if (menuwidth!=""){
dropmenuobj.widthobj=dropmenuobj.style
dropmenuobj.widthobj.width=menuwidth
}
if (e.type=="click" && obj.visibility==hidden || e.type=="mouseover")
obj.visibility=visible
else if (e.type=="click")
obj.visibility=hidden
}

function iecompattest(){
return (document.compatMode && document.compatMode!="BackCompat")? document.documentElement : document.body
}

function clearbrowseredge(obj, whichedge){
var edgeoffset=0
if (whichedge=="rightedge"){
var windowedge=ie4 && !window.opera? iecompattest().scrollLeft+iecompattest().clientWidth-15 : window.pageXOffset+window.innerWidth-15
dropmenuobj.contentmeasure=dropmenuobj.offsetWidth
if (windowedge-dropmenuobj.x < dropmenuobj.contentmeasure)
edgeoffset=dropmenuobj.contentmeasure-obj.offsetWidth
}
else{
var windowedge=ie4 && !window.opera? iecompattest().scrollTop+iecompattest().clientHeight-15 : window.pageYOffset+window.innerHeight-18
dropmenuobj.contentmeasure=dropmenuobj.offsetHeight
if (windowedge-dropmenuobj.y < dropmenuobj.contentmeasure)
edgeoffset=dropmenuobj.contentmeasure+obj.offsetHeight
}
return edgeoffset
}

function populatemenu(what){
if (ie4||ns6)
dropmenuobj.innerHTML=what.join("")
}


function dropdownmenu(obj, e, menucontents, menuwidth){
if (window.event) event.cancelBubble=true
else if (e.stopPropagation) e.stopPropagation()
clearhidemenu()
dropmenuobj=document.getElementById? document.getElementById("dropmenudiv") : dropmenudiv
populatemenu(menucontents)

if (ie4||ns6){
showhide(dropmenuobj.style, e, "visible", "hidden", menuwidth)
dropmenuobj.x=getposOffset(obj, "left")
dropmenuobj.y=getposOffset(obj, "top")
dropmenuobj.style.left=dropmenuobj.x-clearbrowseredge(obj, "rightedge")+"px"
dropmenuobj.style.top=dropmenuobj.y-clearbrowseredge(obj, "bottomedge")+obj.offsetHeight+"px"
}

return clickreturnvalue()
}

function clickreturnvalue(){
if (ie4||ns6) return false
else return true
}

function contains_ns6(a, b) {
while (b.parentNode)
if ((b = b.parentNode) == a)
return true;
return false;
}

function dynamichide(e){
if (ie4&&!dropmenuobj.contains(e.toElement))
delayhidemenu()
else if (ns6&&e.currentTarget!= e.relatedTarget&& !contains_ns6(e.currentTarget, e.relatedTarget))
delayhidemenu()
}

function hidemenu(e){
if (typeof dropmenuobj!="undefined"){
if (ie4||ns6)
dropmenuobj.style.visibility="hidden"
}
}

function delayhidemenu(){
if (ie4||ns6)
delayhide=setTimeout("hidemenu()",disappeardelay)
}

function clearhidemenu(){
if (typeof delayhide!="undefined")
clearTimeout(delayhide)
}

if (hidemenu_onclick=="yes")
document.onclick=hidemenu