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;
	}
}