var first_type;
var last_type;

window.onload = function () {
	var as_cont = document.getElementById('nevyzadane-prispevky-nechceme');	
	
	first_type = document.getElementById('ft');
	last_type = document.getElementById('lt');
	
	document.getElementById('comment').onkeyup = function() {
		var val = new Date();
		val = Math.round(val.getTime() / 1000);
		last_type.value = val;
		if (!first_type.value) first_type.value = val;				
	}
	
	as_cont.style.position = "absolute";
	as_cont.style.visibility = "hidden";
	
}