// PRAVE TLACITKO
function tl (promenna)
{
if (promenna == 2) {alert('Nelze použít.')}
}


// NOVE OKNO
function NewWin() {
	var leftpos = (screen.availWidth - 300)-40;
	resiz = (navigator.appName=="Netscape") ? 0 : 1;
	window.open("okno.htm", "TOFI","width=380,height=10,top=250,right="+leftpos+",directories=no,location=no,menubar=no,scroll=no,status=no,titlebar=no,toolbar=no,resizable="+resiz+"");
}


// NABIDKA ADMINA
// Nastaví bSupportsDHTML na true pro MSIE 4 a vyšší
var bDoesDHTML = true;

// Skryje nabídky pokud prohlížeč podporuje DHTML
if(bDoesDHTML){document.write("<STYLE>.off{display:none}</STYLE>")}

function doSection(secNum)
{
if (bDoesDHTML)
	{
	// skryje sekci je-li zobrazena a naopak
	if (secNum.className=="on"){secNum.className="off"} 
	else {secNum.className="on"}
	}
}

function doSection2(secNum)
{
if (bDoesDHTML)
	{
	// skryje sekci je-li zobrazena a naopak
	if (secNum.className=="on"){secNum.className="off"} 
	else {secNum.className="on"}
	}
}

function doSection3(secNum)
{
if (bDoesDHTML)
	{
	return secNum.className
	}
}


// POTVRZENI DELETE ID
function winconfirm(){
	question = confirm("Opravdu si přejete smazat?")
	if (question != "0")
	{
	document.forms['smaz'].submit();
	}
}


// POTVRZENI DELETE REGISTRACE
function winconfirm_reg(id_reg, menu){
	question = confirm("Opravdu si přejete smazat registraci?")
	if (question != "0")
	{
	window.location='admin_registrace_smazat.php?id='+id_reg+'&stav='+menu;
	}
}

// POTVRZENI DELETE OBJEDNAVKY
function winconfirm_obj(id_obj, menu){
	question = confirm("Opravdu si přejete smazat objednávku?")
	if (question != "0")
	{
	window.location='admin_obj_smazat.php?id='+id_obj+'&stav='+menu;
	}
}


// POTVRZENI DELETE UCTY
function winconfirm2(obj,ucet)
{
	if (obj == 0) 
	{
	question = confirm("Opravdu si přejete smazat účet?")
	}

	if (obj == 1) 
	{
	question = confirm("Uživatel má jednu objednávku! Opravdu si přejete smazat účet?")
	}

	if (obj > 1 && obj <= 4) 
	{
	question = confirm("Uživatel má "+obj+" objednávky! Opravdu si přejete smazat účet?")
	}

	if (obj >= 5) 
	{
	question = confirm("Uživatel má "+obj+" objednávek! Opravdu si přejete smazat účet?")
	}

	if (question != "0")
	{
	window.location.href='admin_ucty.php?stav='+menu+'&ucet='+ucet+'&smaz=1';
	}
}


// POTVRZENI DELETE AKTUALITY
function winconfirm_akt(id){
	question = confirm("Opravdu si přejete smazat aktualitu?")
	if (question != "0")
	{
	window.location='admin_aktuality_db.php?delete=1&id='+id;
	}
}


// PRAZDNE POLE
function isEmpty(str) 
{
if (str == "")
	{alert('Vyhledávací pole je prázdné!')}
else
	{document.forms['pokus'].submit()}
}


// NOVE OKNO PRO OBRAZEK  (s obrazkem posilam cislo formulare, kolik obrazku na strance tolik IF)
function customize(form,cislo_form) 
{    
if (cislo_form == 1)
{
	var address = document.form1.url.value;  
	//alert (cislo_form);
	var op_wid  = document.form1.wid.value;    
	var op_heigh = document.form1.heigh.value;  
}

if (cislo_form == 2)
	{
	var address = document.form2.url.value;  
	var op_wid  = document.form2.wid.value;    
	var op_heigh = document.form2.heigh.value;  
	}

if (cislo_form == 3)
	{
	var address = document.form3.url.value;  
	var op_wid  = document.form3.wid.value;    
	var op_heigh = document.form3.heigh.value;  
	}

if (cislo_form == 4)
	{
	var address = document.form4.url.value;  
	var op_wid  = document.form4.wid.value;    
	var op_heigh = document.form4.heigh.value;  
	}

if (cislo_form == 5)
	{
	var address = document.form5.url.value;  
	var op_wid  = document.form5.wid.value;    
	var op_heigh = document.form5.heigh.value;  
	}

if (cislo_form == 6)
	{
	var address = document.form6.url.value;  
	var op_wid  = document.form6.wid.value;    
	var op_heigh = document.form6.heigh.value;  
	}

if (cislo_form == 7)
	{
	var address = document.form7.url.value;  
	var op_wid  = document.form7.wid.value;    
	var op_heigh = document.form7.heigh.value;  
	}


var option = "top=200, left=300, toolbar=no, location=no ,directories=no, status=no ,menubar=no ,scrollbars=no ,resizable=yes ,width=" + op_wid +",height="+ op_heigh; 
//alert (op_wid + 'x' + op_heigh);
var win3 = window.open("", "what_I_want", option);   
var win4 = window.open(address, "what_I_want"); 
} 

// HODINY
         // Check whether IE4 or later.
         var MS = navigator.appVersion.indexOf("MSIE");
         window.isIE4 = (MS > 0) &&
            (parseInt(navigator.appVersion.substring(MS + 5, MS + 6)) 
               >= 4);

         function lead0(val) {
            // Add leading 0s when necessary.
            return (val < 10) ? "0" + val.toString() : val;
         }

         function buildTime() {
            var time = new Date();
            //var ampm = " AM";
            var h = time.getHours();
            // Fix military time and determine ampm.
            //if (h > 12) {
            //   h = h - 12;
            //   ampm = " PM";
            //}
            return lead0(h) + ":" + lead0(time.getMinutes()) + ":" +
               lead0(time.getSeconds()) ;
         }

         function tick() {
            // Replace the clock's time with the current time.
            //document.all.clock.innerText = buildTime();
            dominnerText(document.getElementById("clock"),buildTime());
         }

// NOVE OKNO PRO INZERCI
function newwin(op_wid,op_heigh,obr) 
{    
var option = "top=200, left=300, toolbar=no, location=no ,directories=no, status=no ,menubar=no ,scrollbars=no ,resizable=yes ,width=" + op_wid +",height="+ op_heigh; 
//alert (op_wid + 'x' + op_heigh + ' - ' + obr);
var win3 = window.open(obr, "co_chci", option);   
} 

function testRadio(){
document.getElementById("povoleni_input").disabled = !(document.getElementById("povol_input").checked)
}

// CHECKBOX on/off
function selectall(){ 
t=document.forms[0].length; 
for(i=1; i<t; i++) document.forms[0][i].checked=document.forms[0][0].checked; 
} 

function dominnerText(node, stext) {
    while (node.hasChildNodes()) {
        node.removeChild(node.firstChild);
    }
    node.appendChild(document.createTextNode(stext));
}

function checkIFrame(){
	if(top.location.href==location.href){
		top.location.href="index.php?page="+escape(location.href);
	}
}

// NOVE OKNO pro letak
function letak() 
{    
var option = "top=200, left=300, toolbar=yes, location=no ,directories=no, status=no ,menubar=yes ,scrollbars=no ,resizable=no ,width=520,height=770" 
//alert (op_wid + 'x' + op_heigh);
var win5 = window.open("../tmp/letak.htm", "letak", option); 
}

function JSL(url, jmeno, w, h, scroll) {
		try{
			okno.close();
		}
		catch(e){}
    okno=open(url, jmeno, 'resizable=0,top=50,left=50,menubar=0,width=' + w + ',height=' + h + ',scrollbars='+scroll);
}