/**
* Funkce v JavaScriptu
* By  Blondak
* (c) Blondak
* Posledni uprava: 30.07.2003
*Upravena fce OpenWindow aby centrovala lepe
*/


//*************ZACATEK Fci kalendare ******************************************************

/*Otevreni PHP kalendare v novem okne.
* calNazev Nazev policka (nebo kalendare, pro identifikaci), podle neho se vytvori objekt Calendar
* month, day, year Pocatecni mesic, den, rok. Nemusi byt nastaveny.
* calendarPath http cesta ke kalendari
* typ typ kalendar (CAL_CZ_ONE | CAL_CZ_INTERVAL)
*/ 
function OpenCalendarWindow(calNazev,month,day,year,calendarPath,typ,customFunction){
  if(month == undefined) month = '';
  if(day == undefined) day = '';
  if(year == undefined) year = '';
  if(calendarPath == undefined) calendarPath = '';
  if(typ == undefined) typ = 'CAL_CZ_ONE';
  var isInterval = '';
  
  //pokud nejsou nastaveny hodnoty(month,day,year) a kalendar je v jednom poli a cesky, snazim se ho otevrit podle hodnoty pole
  if((month == '')  && (day == '') && (year == '') && (typ == 'CAL_CZ_ONE')) {
    var calValue = window.document.getElementById(calNazev).value;
    day = calValue.substr(0,calValue.indexOf('.'));
	year = calValue.substr(calValue.lastIndexOf('.')+1);
	month = calValue.substring(calValue.indexOf('.')+1,calValue.lastIndexOf('.'));
  }
  
  //pokud nejsou nastaveny hodnoty(month,day,year) a kalendar je v jednom poli a cesky, snazim se ho otevrit podle hodnoty pole
  if((month == '')  && (day == '') && (year == '') && (typ == 'CAL_CZ_INTERVAL')) {
    var calValue = window.document.getElementById(calNazev).value;
	calValue = calValue.substring(0,10);
    day = calValue.substr(0,calValue.indexOf('.'));
	year = calValue.substr(calValue.lastIndexOf('.')+1);
	month = calValue.substring(calValue.indexOf('.')+1,calValue.lastIndexOf('.'));
	isInterval = 'true';
  }
  
  var strana = calendarPath + 'calendar.php?month='+month+'&selDay='+day+'&year='+year+'&isInterval='+isInterval;
  OpenWindow('Kalendář',strana,220,255);
  cal = new Calendar(calNazev,typ, customFunction);
}


//nastavi datum kalendare
function setCalendarDate(startDay,startMonth,startYear,endDay,endMonth,endYear){
  if(cal.typ == 'CAL_CZ_ONE') {
    var czDate = startDay+'.'+startMonth+'.'+startYear;
	setCalendarDateOne(czDate);
  }

  if(cal.typ == 'CAL_EN_ONE') {
    var enDate = startMonth+'-'+startDay+'-'+startYear;
	setCalendarDateOne(enDate);
  }		
  
  if(cal.typ == 'CAL_CZ_INTERVAL') {
    if(endDay == undefined) endDay = startDay;
    if(endMonth == undefined) endMonth = startMonth;
    if(endYear == undefined) endYear = startYear;
    
	var czDate = startDay+'.'+startMonth+'.'+startYear + ' - ' + endDay+'.'+endMonth+'.'+endYear;
	setCalendarDateOne(czDate);
  }	

}

//zavreni okna
function closeWindow() {
  	window.close();
}

//pro tisk a nasledne zavreni okna
function printAndClose() {
	setTimeout('closeWindow()', 1000);
	window.print();
}
  
//nastavi datum kalendare s jednim polickem
function setCalendarDateOne(datum){
  var fld = window.document.getElementById(cal.nazev)
  if(!fld.disabled) {
    fld.value = datum;
	if(cal.customFunction != '')
	  eval(cal.customFunction);
	
  }	
	
}

//vytvoreni objektu kalendare
function Calendar(nazev,typ, aCustomFunction) {
   this.nazev = nazev;
   this.typ = typ;
   this.customFunction = aCustomFunction;
}

//vymazani kalendare
function clearCalendar() {
  clearField(cal.nazev);
  
}
//*************KONEC Fci kalendare ******************************************************


/* Zmeni  text daneho elementu. Element se urcu je podle id.
* @param elementId Id elementu
* @param elementText Novy text elementu
*/
function changeElementText(elementId, elementText) {
    element = document.getElementById(elementId);
	if (typeof(element) != 'undefined') 
	    element.innerHTML = elementText;
}

/* Zmeni  hodnotu daneho elementu. Element se urcu je podle id.
* @param elementId Id elementu
* @param newValue Novy hodnota
*/
function changeElementValue(elementId,newValue) {
    var element = document.getElementById(elementId);
	if (typeof(element) != 'undefined') {
      element.value = newValue;
	  return element;
	}  
}

/* Nastavi element readOnly podle druheho parametru readOnly. Pozor lze pouze u text, textarea a password elementu
* @param aElementId Id elementu
* @param isReadOnly Novy hodnota
*/
function setReadOnly(aElementId, isReadOnly, aColor) {
  var element = window.document.getElementById(aElementId);
  if (typeof(element) != 'undefined') {
  	element.readOnly = isReadOnly;
  	if (aColor == undefined)
    	if (isReadOnly)		
			aColor = 'silver';
		else
			aColor = 'white';
 	}		
	element.style.backgroundColor= aColor;
}

//vymaze policko formulare
function clearField(fieldName) {
    var fld = document.getElementById(fieldName);
	if (typeof(fld) != 'undefined') 
      fld.value = '';
}

//udela refresh (reload) rodicovskeho okna
function reloadOwner(strLocation){
    if(typeof(window.opener) == 'object') {
      if(strLocation == undefined) strLocation = window.opener.location;
	  window.opener.location =  strLocation;
	}  
}

//odstraneni nadframu
function removeFrames() {
   if (typeof(self.parent.frames) != 'undefined') 
     if (self.parent.frames.length != 0)
        self.parent.location=document.location;
}  

//fce na obnoveni leveho framu (menu)
function reloadMenu()
{
  parent.frames[0].location = parent.frames[0].location;
}

//otevreni okna
function OpenWin(wndName,wndPage, wndWidth, wndHeight, wndLeft, wndTop, isParent, showScrollBars) {
  wnd = window.open (wndPage, wndName, 'scrollbars=no,dependent='+isParent+',width='+wndWidth+',height='+wndHeight+',top=300,left=200,resizable=yes')
  wnd.focus();
}

//otevreni okna, pokud neni zadano wndLeft resp. wndTop, nezadana hodnota se centruje podle obrazovky
function OpenWindow(wndName,wndPage, wndWidth, wndHeight, wndLeft, wndTop, showScrollBars, isParent,isFullScreen) {
  var scWidth = screen.width;
  var scHeight = screen.height;
  if(wndName == undefined) wndName = 'Noname';
  if(wndPage == undefined) {
    alert('Nelze zobrazit nedefinovanou stránku!');
	return false;
  }
  if(wndWidth == undefined) wndWidth = '300';
  if(wndHeight == undefined) wndHeight = '300';
  if(isParent == undefined) isParent = 'yes';
  if(isFullScreen == undefined) isFullScreen = 'no';
  if(showScrollBars == undefined) showScrollBars = 'no';
 
  if((wndLeft == undefined) || (wndLeft == '')) {
     wndLeft = (scWidth - wndWidth)/2; 	
  } 
 
  if((wndTop == undefined) || (wndTop == '')) {
      wndTop = (scHeight - wndHeight)/2; 	
  }	

  wnd = window.open (wndPage, wndName, 'scrollbars='+showScrollBars+',resizable=yes,dependent='+isParent+',width='+wndWidth+',height='+wndHeight+',top='+wndTop+',left='+wndLeft+',fullscreen='+isFullScreen);
  wnd.focus();
}


//potvrzeni nejeke otzaky/ nebo odmitnuti akce
function confirmDialog(aText) {
  return confirm(aText);
}


//Potvrzeni smazani
function confirmDel() {
  return confirmDialog('Opravdu smazat?');
}

//***************** ZACATEK FCI k DropDownu (<SELECT>)  ******************

//pridani Option do selectu
function appendOption(aSelect,val,txt) {
  
  addOption(aSelect,val,txt, aSelect.length);
  
}

//vyhledani polozky v SELECTU vraci hodnotu indexu pri nalezeni
//pri nenalezeni vraci -1
function findByValue(aSelect, aValue) {
    for(i = 0; i < aSelect.length; i++) {
      if(aSelect.options[i].value == aValue) 
	    return i;
	}	
	return -1;
}

//vybere jednu polozku a ostatni odvybere
function selectOneByValue(sel,aValue) {
  for(i = 0; i < sel.length; i++) {
    if( sel.options[i].value != aValue) {
	  sel.options[i].selected = false;
	} else {
	  sel.options[i].selected = true;
	}  
  }
}

//pridani Option do selectu
function addOption(aSelect,aKey,aText, aIndex) {
  var tempIndex = 0;
  var tempKey = '';
  var tempText = '';
  var oldLen = aSelect.length;
  
  tempIndex = aIndex;
  
  for(tempIndex;tempIndex < oldLen; tempIndex++) {
    tempKey = aSelect.options[tempIndex].value;
	tempText = aSelect.options[tempIndex].text;
	
	aSelect.options[tempIndex].value = aKey;
	aSelect.options[tempIndex].text = aText;
	aKey = tempKey;
	aText = tempText;
	
  }
  
  var opt = new Option(aText,aKey);
  aSelect.options[oldLen] = opt;
}


//funkce na vymaz polozky v SELECTu 1 polozka
function delOption(sel)
{
  var Index = sel.selectedIndex;
  if(Index != -1)
  {  
    sel.options[Index]=null;
	if(Index == 0)
	{
	  if(sel.length > 0)
	    sel.options[Index].selected = true;
	 } 
	else 
	  sel.options[Index-1].selected = true;
  }	
  else
    alert('Položka není vybrána!');
}



//funkce na vybrani vsech v <SELECT>
function moveUpInList(sel) {
  var tempKey = '';
  var tempText = '';
  var index = 0;
  if ((sel.selectedIndex != null) && (sel.selectedIndex > 0)  && (sel.selectedIndex != -1)) {
    index = sel.selectedIndex;
	tempKey = sel.options[index].value;
	tempText = sel.options[index].text;
	delOption(sel);
	addOption(sel,tempKey,tempText,index-1);
	selectOnlyOne(sel,index - 1);
  }
}

//funkce na vybrani vsech v <SELECT>
function moveDownInList(sel) {
  var tempKey = '';
  var tempText = '';
  var index = 0;
  if ((sel.selectedIndex != null) && (sel.selectedIndex < sel.length - 1) && (sel.selectedIndex != -1)) {
    index = sel.selectedIndex;
	tempKey = sel.options[index].value;
	tempText = sel.options[index].text;
	delOption(sel);
	addOption(sel,tempKey,tempText,index+1);
	selectOnlyOne(sel,index + 1);
  }
  
}

//vybere jednu polozku a ostatni odvybere
function selectOnlyOne(sel,aIndex) {
  for(i = 0; i < sel.length; i++) {
    if( i != aIndex) {
	  sel.options[i].selected = false;
	} else {
	  sel.options[i].selected = true;
	}  
  }
}

//funkce na vybrani vsech v <SELECT>
function selectAllInList(sel) {
  var i = 0;
  while( i < sel.length) {
	sel.options[i].selected = true;
	i++;
  }	
}

//funkce na vyprazdneni SELECTu
function clearlist(sel)
{
  do
  {
    sel.options[0]=null;
  }	
  while(sel.length >0);	
}

//funkce na vyprazdneni, naplneni selectu
function populate(ParentSelect,ChildSelect,FromArray)
{   
  var x = 0;
  clearlist(ChildSelect);
  
  for(i=0;i<FromArray.length;i++)
  {
	if(FromArray[i][0] == ParentSelect.options[ParentSelect.selectedIndex].value)
	{ 
	  eval('var option'+x+' = new Option(FromArray[i][2],FromArray[i][1])');
	  x = x+1;
	}  
  }
  for (var i=0; i < x; i++) 
    eval('ChildSelect.options[i]=option' + i);
}


//********************* KONEC Fci k <SELECT> ***************************************************


//funkce na naplneni 2x pole Nx3
function PullToArray(arr,a,b,c) {
   var tempArray = new Array(a,b,c);
   arr[arr.length] = tempArray;
}

// zjisteni zda pole neni prazdny
function isblank(s)
{
    for(var i = 0; i < s.length; i++) {
        var c = s.charAt(i);
        if ((c != ' ') && (c != '\n') && (c != '\t')) return false;
    }
    return true;
}

//validace formulare *************
function verify(f)
{
    var msg;
    var empty_fields = "";
    var errors = "";

    
    for(var i = 0; i < f.length; i++) {
        var e = f.elements[i];
        
		if ((e.type == "select-one") && (!e.optional) && (f.validateSelect == 1)) {
			if (e.selectedIndex < 1){
                empty_fields += "\n          " + e.name;
                }
			}
		
		if (((e.type == "text") || (e.type == "textarea")) && !e.optional) {
            // first check if the field is empty
            if ((e.value == null) || (e.value == "") || isblank(e.value)) {
                empty_fields += "\n          " + e.name;
                continue;
            }

            // Now check for fields that are supposed to be numeric.
            if (e.numeric || (e.min != null) || (e.max != null)) { 
                var v = parseFloat(e.value);
                if (isNaN(v) || 
                    ((e.min != null) && (v < e.min)) || 
                    ((e.max != null) && (v > e.max))) {
                    errors += "- The field " + e.name + " must be a number";
                    if (e.min != null) 
                        errors += " that is greater than " + e.min;
                    if (e.max != null && e.min != null) 
                        errors += " and less than " + e.max;
                    else if (e.max != null)
                        errors += " that is less than " + e.max;
                    errors += ".\n";
                
				}
            }
        			
		}
	}
	
    
	
    if (!empty_fields && !errors) return true;

	    if(f.jazyk == 'CZ'){
		msg  = "______________________________________________________\n\n"
	    msg += "Formulář nebyl odeslán díky následujícím chybám.\n";
    	msg += "Prosím opravte tyto chyby a odešlete formulář znovu.\n";
	    msg += "______________________________________________________\n\n"
		}
		else{
		msg  = "______________________________________________________\n\n"
	    msg += "The form was not submitted because of the following error(s).\n";
    	msg += "Please correct these error(s) and re-submit.\n";
	    msg += "______________________________________________________\n\n"
		}
    
	if (empty_fields) {
        if(f.jazyk == 'CZ'){
		msg += "- Následující povinné položky jsou prázdné:" 
                + empty_fields + "\n";
		}
		else{
		msg += "- The following required field(s) are empty:" 
                + empty_fields + "\n";
		}
        if (errors) msg += "\n";
    }
    msg += errors;
    alert(msg);
    return false;
}

//validace prihl formulare
function Validator(theForm)
{

  if (theForm.logname.value == "")
  {
    alert("Uživatelské jméno je nutné zadat");
    theForm.logname.focus();
    return (false);
  }

  if (theForm.logname.value.length > 12)
  {
    alert("Jméno nad 12 písmen");
    theForm.logname.focus();
    return (false);
  }

  if (theForm.pwd.value == "")
  {
    alert("Heslo je nutné zadat");
    theForm.pwd.focus();
    return (false);
  }

  if (theForm.pwd.value.length > 12)
  {
    alert("Heslo nad 12 písmen");
    theForm.pwd.focus();
    return (false);
  }
  return (true);
}


function changeIFrame(striFrameName, strPage, strIdVar, strIdValue,pageName) {
  var frameSrc = strPage + '?' + strIdVar + '='+strIdValue+'&showMenu=false&pageName='+pageName;
  parent.frames[striFrameName].document.location.replace(frameSrc);//myiFrame.window.location.replace(frameSrc);
}

function paintRow(theRow,bgColor,colNumber) {

    if (typeof(document.getElementsByTagName) != 'undefined') {
      theCells = theRow.getElementsByTagName('td');
	}	
    else {
	  if (typeof(theRow.cells) != 'undefined') 
        theCells = theRow.cells;
      else 
        return false;
    }  
//	alert(colNumber);
    for (c = 0; c < theCells.length; c++){
       if((colNumber == 'undefined') || (colNumber != c))
		theCells[c].style.backgroundColor = bgColor;
		//else alert("ok");
	}
   return true;	   
}

var selectedRow = null;

function rowAction(rowHandle,rowId) {
 // var myiFram = window.parent.document.getElementById('vypis');
 // myiFram.src = 'najemci_vypis.php' + '?id_hrob='+rowId;
  
   
}
//fce obarvuje radky a muze pustit nejakou dalsi fci 
function getRow(rowHandle, rowId, action, actionColor,secColor,defColor,colNumber)
{
  var theCells = null;

  if (typeof(rowHandle.style) == 'undefined') //pokud nejde urcit radek tak exit
    return false;

  if(action == 'click') {
    if((selectedRow == null) || (selectedRow != rowHandle)) {
      paintRow(rowHandle,actionColor,colNumber);
	
	  if (selectedRow != null) 
	    paintRow(selectedRow,defColor,colNumber);
	  selectedRow = rowHandle;
	}  
	else {
	  paintRow(rowHandle,secColor,colNumber);
	  if (selectedRow != null) 
	    selectedRow = null;
	}  
  }	
  if( (action != 'click') && ((selectedRow == null) || (selectedRow != rowHandle)) )
    paintRow(rowHandle,actionColor,colNumber);
  
   if( (action == 'click') && (selectedRow == rowHandle))
     rowAction(rowHandle,rowId);
  if( (action == 'click') && (selectedRow == null))
     rowAction(rowHandle,0);	 
    
}

//FCE - commaToDot; autor - Blondak; 18.12.2002
// Prevadi carky na tecky v nejakem prvku formulare 
//vstupni parametr je retezec k prevodu
function commaToDot(aString) {
  return aString.replace(/,/gi,".");
}  

//FCE - isEmailAlias; autor - Blondak; 24.01.2003
//vraci true pokud retezec muze byt email aliasem (obsahuje pouze pismena a/nebo cislice a/nebo znaky .-_   ) 
//jinak vraci false
//vstupni parametr je retezec, ktery by mel byt aliasem
function isEmailAlias(aAlias) {
  reg  = new RegExp("[^A-Za-z0-9._-]");
  return (!reg.test(aAlias)) && (aAlias.length > 0);
}

//pozor neni dodelano
function isDate(aDatum, aTyp) { 
  if(aTyp == undefined) aTyp = 'DATE_CZ';
  reg  = new RegExp("[^A-Za-z0-9._-]");
  return (!reg.test(aAlias)) && (aAlias.length > 0);
  
}

/* Nastaveni focusu na dany element, dobry pro formulare
* Pozor Pro Mozzilu a Netsacape nutne Id
*/
function focusElement(aElementId) {
   elem = document.getElementById(aElementId);
   if (typeof(elem) != "undefined") {
     elem.focus();
	 return elem;
   }
   return null;
}

 /*  Odstrani zakrtnuti u radiobuttonu nebo checkboxu
  * @access public
  * @param aBoxId Id checkboxu nebo radiobuttonu k odskrtnuti
  * @return void
  */
  function uncheckBox(aBoxId){
    var box = document.getElementById(aBoxId);
	if (box != null) {
	  box.checked = false;
	}
  }


/*  Zobrazi napovedu pro danou akci - jeji popis (pouziti v changePermisions.tpl v Admin)
* @access public
* @param sel - objekt SELECT z ktereho jsou vybirany akce.
* @param aElementId - ID prvku do ktereho se bude vypisovat, default='napoveda'
* @return void
*/
function setSelectedHelp(sel, aElementId) {
	if ((sel.selectedIndex != null) && (sel.selectedIndex > -1)) {
		index = sel.selectedIndex;
		
		tempText = sel.options[index].text;
		title = sel.options[index].title;
		if (aElementId.length == 0){
			aElementId = 'napoveda';
		}
		changeElementText(aElementId, title);
	}
}