var bannerTimer = null;

function load(sec)
{
	var nava = (document.layers);
	var dom = (document.getElementById);
	var iex = (document.all);
	if (nava)
	{
		chg = document.load
	}
	else if (dom)
	{
		chg = document.getElementById("load").style
	}
	else if (iex)
	{
		chg = load.style
	}
	chg.visibility = "hidden";
	
	startCloseBannerTimer(sec);
}

function mailFnc()
{
	document.location.href="MailTo:sustak@slovakiareal.com?subject=Pripomienka k ankete";
}

function radioBtn(frm)
{
	if(frm==null)
		return false;
		
	frm.submit();
}

function swapOn(name) {
	document.getElementById(name).src="layout/"+name+"_over.gif";
	//document.images[name].src="layout/"+name+"_over.gif";
}

function swapOff(name) {
	document.getElementById(name).src="layout/"+name+".gif";
	//document.images[name].src="layout/"+name+".gif";
}
function swapImage(name,val) 
{
	if(val==0)
	{
		document.getElementById('swap').src="img/"+name;
		//document.images['swap'].src="img/"+name;
	}
	else
	{
		document.getElementById('swap').src="image.php?id="+name;
		//document.images['swap'].src="image.php?id="+name;
	}
}

function vote(txt,frm,hlp)
{
	if(frm==null)
		return;
	
	if(hlp==1)
	{
		frm.action = './vote.php?volte=volte&valVote='+txt;
		frm.submit();
		alert('Ďakujeme že ste hlasovali');
	}
	else
	{
		alert('Hlasovat môžete len raz za den!');
	}
}

function displayHide(name)
{
	if( document.getElementById(name).style.display == '')
	{
		document.getElementById(name).style.display = 'none';
	}
	else
	{
	   document.getElementById(name).style.display = '';
	}
}

function sendForm(frm)
{
	if(frm==null)
		return;
	
	if(isOKtest())
	{
		frm.submit();
		alert('Dakujeme Vám. Vaša ponuka bude zaradená do našej databázy.');
		frm.reset();	
	}
}

function isOKtest()
{
	//alert(real);
	if(document.getElementById('majitel').value=="")
	{
		alert("Zadajte meno majitela");
		document.getElementById('majitel').select();
		return false;
	}
	
	if(document.getElementById('tlf_majitela').value=="")
	{
		alert("Zadajte tlf.císlo majitela");
		document.getElementById('tlf_majitela').select();
		return false;
	}
	
	if(document.getElementById('id_typ_ponuky').value=="0")
	{
		alert("Zadajte typ ponuky");
		//document.getElementById('id_typ_ponuky').select();
		return false;
	}
	
	if(document.getElementById('id_typ_objektu').value=="0")
	{
		alert("Zadajte typ nehnutelnosti");
		//document.getElementById('id_typ_objektu').select();
		return false;
	}
	
	/*if(document.getElementById('cena').value=="")
	{
		alert("Zadajte cenu");
		document.getElementById('cena').select();
		return false;
	}*/
	
	if(document.getElementById('id_mesto').value=="0")
	{
		alert("Zadajte mesto");
		return false;
	}
	
	/*if(document.getElementById('balkon_typ').value=="-1")
	{
		alert("Zadajte typ balkónu");
		return false;
	}*/

	/*if(document.getElementById('popis').value=="")
	{
		alert("Popíšte ponuku");
		document.getElementById('popis').select();
		return false;
	}*/

	return true;
}

function resultCal() 
{

        var formCal = document.calculator;
        var urok = formCal.urok.value;
        var dlzka = formCal.dlzka.value;
        var vyska = formCal.vyska.value;
        var splatka = formCal.splatka.value;

        formCal.splatka.value = "";
        urok = urok / 100;

        resultSum = (vyska * (urok / 12)) / (1 - Math.pow(1 / (1 + (urok / 12)), dlzka * 12));
        formCal.splatka.value = Math.round(resultSum);
}

function startCloseBannerTimer(sec)
{
	var secs = sec>0 ? sec : 0;
	bannerTimer = setTimeout("closeBanner()", secs*1000);
}

function closeBanner()
{
	if (bannerTimer) clearTimeout(bannerTimer); 
	bannerTimer = null;	
	document.getElementById('load1').style.display='none';
}