function changeBGC(targetID,bgc) {
	if(document.all) {
		document.all(targetID).style.backgroundColor = bgc;
	}
}

function nove_okno_nahled(URL)
{
	iMyWidth = (window.screen.width/2) - (250 + 10);
	iMyHeight = (window.screen.height/2) - (150 + 25);
	iMyHeight = 50;
	Fokus = window.open(URL,'','width=300,height=200,toolbar=no,location=no,directories=no,status=no,menuBar=no,scrollbars=no,resizable=yes, top=' + iMyHeight + ', left=' + iMyWidth + ', screenX=' + iMyWidth + ',screenY=' + iMyHeight);
	Fokus.focus();
	return false;
}

function bVyberObrazek(URL)
{
    window.open (URL,'Picture','top=150, left=120, width=655,height=300, toolbar=no,location=no,directories=no,status=no,scrollbars=yes');
    return false;
}