function em(box, server, zone)
{
	var at = String.fromCharCode(64);
	return '<a href="'+'mai'+'lto'+':'+box+at+server+'.'+zone+'">'+box+at+server+'.'+zone+'<'+'/a>';
}


/* dropdown menu */

var textarea_list = Array();
var resize_timeout = null;
var refresh_location_timeout = null;
var admin_url = '/';
var select_file_obj = null;

var nn = document.layers ? true : false;
var dom = document.getElementById ? true : false;
var old_ie = (document.all && !dom) ? true : false;
var ie = (navigator.appVersion.indexOf('MSIE') <= 0) ? true : false;

function hasClassName(obj, className)
{
	var i, l, list = obj.className.split(' ');
	for (i=0, l=list.length; i<l; i++)
	{
		if (list[i]==className)
			return true;
	};
	return false;
}

function getRelLeftObj(obj)
{
	if (nn)
		return obj.pageX;

	var pos = obj.offsetLeft;
	while (obj.offsetParent != null)
	{
		obj = obj.offsetParent;
		pos += obj.offsetLeft;
		if (obj.tagName == 'BODY')
			break;
	}
	return pos;
}

function getRelTopObj(obj)
{
	if (nn)
		return obj.pageY;

	var pos = obj.offsetTop;
	while (obj.offsetParent != null)
	{
		obj = obj.offsetParent;
		pos += obj.offsetTop;
		if (obj.tagName == 'BODY')
			break;
	}
	return pos;
}

function getWidthObj(obj)
{
	if (nn)
		return obj.document.width;
	return obj.offsetWidth;
}

function getHeightObj(obj)
{
	if (nn)
		return obj.document.height;
	return obj.offsetHeight;
}

function showBlock(id)
{
	if (!dom && !nn && !old_ie)
		return;
	var lyr = (nn ? document.layers[id] : $(id).style);
	lyr.visibility = nn ? "show" : "visible";
}

function hideBlock(id)
{
	if (!dom && !nn && !old_ie)
		return;
	var lyr = (nn ? document.layers[id] : $(id).style);
	lyr.visibility = nn ? "hide" : "hidden";
}


/* /dropdown menu */

/*** ZOOM ZOOM ***/
var last_zoom_classname = '';

function menu_over(id) {
    var obj = document.getElementById(id);
    last_zoom_classname = obj.className;
    obj.className = 'zoomed';
}

function menu_out(id) {
    var obj = document.getElementById(id);
    obj.className = last_zoom_classname;
}