var w = (window.screen.width);
var h = (window.screen.height);

function MsgShow(idecko,sec) {
	if (document.getElementById) document.getElementById(idecko).style.display = '';
	if (parseInt(sec) > 0) setTimeout("MsgClose('"+idecko+"',false)", parseInt(sec) * 1000);
}

function MsgClose(idecko,zpet) {
	if (document.getElementById) document.getElementById(idecko).style.display = 'none';
	if (zpet) history.go(-1);
}