function confirmLink(link) {
	var returnValue = false;
	returnValue = confirm('Biztos elvégzi a műveletet?');
	
	if (returnValue) {
		window.location.href=link;
	}
	
	return returnValue;
}
function selectCategory() {
	
	window.location.href='index.php?action=product&process=admin_list&fk_category='+document.getElementById('fk_category').value;
}