function addSzerzo(id, nev) { 
	var tr = document.getElementById('tbody1').insertBefore(document.createElement('tr'), document.getElementById('szerzo_sor')); 
	var td = tr.appendChild(document.createElement('td')); 
	td.innerHTML = '<input type="hidden" name="szerzok[]" value="' + (id ? id : document.getElementById('szerzo').value) + '" />' + (nev ? nev : document.getElementById('szerzo').options[document.getElementById('szerzo').selectedIndex].innerHTML);
	td = tr.appendChild(document.createElement('td')); 
	td.innerHTML = '<a onClick="document.getElementById(\'tbody1\').removeChild(this.parentNode.parentNode);" class="fontos_link">Törlés</a>';
}

function addLektor(id, nev) { 
	var tr = document.getElementById('tbody2').insertBefore(document.createElement('tr'), document.getElementById('lektor_sor')); 
	var td = tr.appendChild(document.createElement('td')); 
	td.innerHTML = '<input type="hidden" name="lektorok[]" value="' + (id ? id : document.getElementById('lektor').value) + '" />' + (nev ? nev : document.getElementById('lektor').options[document.getElementById('lektor').selectedIndex].innerHTML);
	td = tr.appendChild(document.createElement('td')); 
	td.innerHTML = '<a onClick="document.getElementById(\'tbody2\').removeChild(this.parentNode.parentNode);" class="fontos_link">Törlés</a>';
}

function addLetoltes(fileName) {
	var tr = document.getElementById('tbody2').insertBefore(document.createElement('tr'), document.getElementById('letoltes_sor')); 
	var td = tr.appendChild(document.createElement('td')); 
	td.innerHTML = '<input type="file" name="files[]" size="60" />';
	var td = tr.appendChild(document.createElement('td')); 
	td.innerHTML = '<a onClick="document.getElementById(\'tbody2\').removeChild(this.parentNode.parentNode);" class="fontos_link">Törlés</a>';
}

function orderBy(field) {
	if (document.form.rendezes.value == field) {
		document.form.rendezes_irany.value = document.form.rendezes_irany.value == '1' ? '0' : '1';
	} else {
		document.form.rendezes.value = field;
		document.form.rendezes_irany.value = '1';
	}
	document.form.submit();
}

function checkData(num) {
	var i = document.form.kuldemeny_cim.value != '' ? 3 : document.form.ceg_cim.value != '' ? 2 : 1;
	document.getElementById('cim1').style.visibility = (i == 1 ? 'visible' : 'hidden');
	document.getElementById('cim2').style.visibility = (i == 2 ? 'visible' : 'hidden');
	document.getElementById('cim3').style.visibility = (i == 3 ? 'visible' : 'hidden');
}