function isPPC()
{
	if (navigator.appVersion.indexOf("PPC") != -1) return true;
	else return false;
}

function sendPage(mailHeadline)
{
	if(!isPPC())
	{
		window.location="mailto:\?subject\=" + mailHeadline + "&body=" + mailHeadline + ": " + window.location;
	}
	else
	{
		window.location="mailto:\?body=" + mailHeadline + ": " + window.location;
	}
}

function resizeDivs()
{
	var left = document.getElementById("contentLeft");
	var right = document.getElementById("contentRight");

	if (right.offsetHeight > left.offsetHeight)
	{
		left.style.height = right.offsetHeight + "px";
	}
}

function validateFormComment(alert1, alert2, alert3)
{
	var reg = /^([A-Za-z0-9_\-\.])+\@([A-Za-z0-9_\-\.])+\.([A-Za-z]{2,4})$/;
	var f = document.getElementById("formComment");
	var e = f.email.value.toString();

	if (f.ime_prezime.value == '' || e == '' || f.komentar.value == '')
	{
		alert(alert1);

		return false;
	}

	if (e != '' && reg.test(e) == false)
	{
		alert(alert2);
		return false;
	}

	return jcap(alert3);
}

function validateFormMailList(alert1, alert2)
{
	var f = document.getElementById("formMailList");
	var e = f.email.value.toString();

	if (f.ime_prezime.value == '' || e == '')
	{
		alert(alert1);

		return false;
	}

	if (f.odjava.checked == false && f.srpski.checked == false && f.engleski.checked == false)
	{
		alert(alert2);

		return false;
	}
}

function validateFormFeedback(form, jsalert, jsalert2)
{
	var reg = /^([A-Za-z0-9_\-\.])+\@([A-Za-z0-9_\-\.])+\.([A-Za-z]{2,4})$/;

	polUnchecked = true;
	for (var i = 0; i < form.feedback_pol.length; i++)
	{
		var input = form.feedback_pol[i];
		if (input.checked)
		{
			polUnchecked = false;
		}
	}

	pohvalaUnchecked = true;
	for (var i = 0; i < form.feedback_pohvala.length; i++)
	{
		var input = form.feedback_pohvala[i];
		if (input.checked)
		{
			pohvalaUnchecked = false;
		}
	}

	if (polUnchecked || form.feedback_nacin_kontakta.value == "" || pohvalaUnchecked || form.feedback_datum_dogadjaja.value == "" || form.feedback_vreme_dogadjaja.value == "" || form.feedback_mesto_dogadjaja.value == "" || form.feedback_opis_dogadjaja.value == "")
	{
		alert(jsalert);
		return false;
	}

	var e = form.feedback_kontakt_podaci.value.toString();
	if (e)
	{
		if (form.feedback_nacin_kontakta.value.indexOf("Adresa") > -1 || form.feedback_nacin_kontakta.value.indexOf("address") > -1)
		{
			if (reg.test(e) == false)
			{
				alert(jsalert2);
				return false;
			}
		}
	}
}

function displayKontaktPodaci(select)
{
	var browser = navigator.appName;

	if (select.value != "")
	{
		if (select.value.indexOf("Putem") > -1 || select.value.indexOf("regular") > -1)
		{
			if (browser.indexOf("Explorer") > -1)
			{
				document.getElementById("rowAdresa").style.display = "block";
				document.getElementById("rowMesto").style.display = "block";
				document.getElementById("rowDrzava").style.display = "block";
				document.getElementById("rowPostanskiBroj").style.display = "block";
				document.getElementById("feedback_kontakt_podaci").style.display = "none";
			}
			else
			{
				document.getElementById("rowAdresa").style.display = "table-row";
				document.getElementById("rowMesto").style.display = "table-row";
				document.getElementById("rowDrzava").style.display = "table-row";
				document.getElementById("rowPostanskiBroj").style.display = "table-row";
				document.getElementById("feedback_kontakt_podaci").style.display = "none";
			}
		}
		else
		{
			document.getElementById("rowAdresa").style.display = "none";
			document.getElementById("rowMesto").style.display = "none";
			document.getElementById("rowDrzava").style.display = "none";
			document.getElementById("rowPostanskiBroj").style.display = "none";
			document.getElementById("feedback_kontakt_podaci").style.display = "block";
		}
	}

	return false;
}