function showDetail(obsah,width,height) {
	okno=window.open(obsah,'detail','scrollbars=yes,resizable=yes,resize=yes,status=yes,width='+width+',height='+height+',screenX='+getCenterW(width)+',screenY='+getCenterH(height)+',top='+getCenterH(height)+',left='+getCenterW(width));
	okno.focus();
}
function getCenterW(width) {
	return parseInt( eval( (screen.width-parseInt(width))/2 ) );
}
function getCenterH(height) {
	return parseInt( eval( (screen.height-parseInt(height))/2 ) );
}