// detail.js

var imgCurrent = 1;

function checkForm(frm) {
	if (frm.name.value == "" ) {
		alert("'Ime i prezime' obavezni za upis!");
		frm.name.focus();
		return false;
	}
	if (frm.email.value == "" ) {
		alert("'E-mail' obavezan za upis!");
		frm.email.focus();
		return false;
	}
	
	if (!eMailValidation(frm.email.value)) {
		alert("'E-mail' neispravno upisan!");
		frm.email.focus();
		return false;	
	}

	frm.submit();

	return true;
}

function changeImages (numImg) {
	if (numImg == 1) {
		document.frmDetail["imgDetail"].src = img1;
		imgCurrent = 1;
	}
	else if (numImg == 2) {
		document.frmDetail["imgDetail"].src = img2;
		imgCurrent = 2;
	}
	else if (numImg == 3) {
		document.frmDetail["imgDetail"].src = img3;
		imgCurrent = 3;
	}
	else if (numImg == 4) {
		document.frmDetail["imgDetail"].src = img4;
		imgCurrent = 4;
	}
	else if (numImg == 5) {
		document.frmDetail["imgDetail"].src = img5;
		imgCurrent = 5;
	}	
	else if (numImg == 0) {
		if (imgCurrent < imgTotal)
		   changeImages (imgCurrent + 1);
		else
		   changeImages (1);
	}
	
	return false;
}