/*
Script written by:
Nico den Boer, nico@denboer-ims.nl
den Boer I.M.S., http://www.denboer-ims.nl

For www.nicodenboer.com

In JavaScript for Opera, Czech characters are not displayed properly, so in this scripts entity codes are used

*/

function openLogin (lang)
{
	var center = true;
	var width = 800;
	var height = 600;
	var url = 'https://www.mod4u.org/portal/?module=useradmin/login&languageId=';
	url += lang.toString();
	options = 'resizable=yes,scrollbars=yes,status=no,toolbar=no,location=no,width=';
	options += width.toString();
	options += ',height=';
	options += height.toString();
	if (center)
	{
		var scrnH = (screen.height / 2) - (height / 2);
		var scrnW = (window.document.body.clientWidth / 2) - (width / 2);
		options += ',top=' + scrnH.toString();
		options += ',left=' + scrnW.toString();
	}
	else
	{
		options += ',top=' + top.toString();
		options += ',left=' + left.toString();
	}
	window.open(url,'mainWindow', options);
}

function writeFooter()
{
	writeLastUpdated(false);
	return true;
}

function writeLastUpdated ()
{
	var dt = new Date(document.lastModified);

	document.writeln("<span id='LastUpdated'><p>");
	document.writeln("<small>Tato str&aacute;nka byla naposled dopln&#283;na ");
	document.write( dt.toLocaleDateString() );
	document.writeln("</small>");
	document.writeln("</p></span>");
}

function SetVisibility (name, visible)
{
	var row = document.getElementById(name);
	row.style.visibility = visible ? "visible" : "hidden";
	row.style.display = visible ? "" : "none";
	row.style.height = visible ? "" : "0px";
}

function ToggleVisibility (name)
{
	var row = document.getElementById(name);
	var visible = row.style.visibility != "visible";
	row.style.visibility = visible ? "visible" : "hidden";
	row.style.display = visible ? "" : "none";
	row.style.height = visible ? "" : "0px";
}