function popUp(URL,width,height) {
	day = new Date();
	id = day.getTime();

	var winLeft = (screen.width - width) / 2;
	var winUp = (screen.height - height) / 2;

	eval("page" + id + " = window.open(URL, '" + id + "', 'toolbar=0,scrollbars=0,location=0,statusbar=0,menubar=0,resizable=0,width='+width+',height='+height+',left='+winLeft+',top='+winUp);");
}


function contact_by_mail(user, domain, suffix, content) 
{
	if (!content)
	{
		document.write('<a href="' + 'mailto:' + user + '@' + domain + '.' + suffix + '">' + user + '@' + domain + '.' + suffix + '</a>');
	} else
	{
		document.write('<a href="' + 'mailto:' + user + '@' + domain + '.' + suffix + '">' + content + '</a>');
	}
	return true;
}





function getWindowHeight() 
{
	var windowHeight=0;
	if (typeof(window.innerHeight)=='number') 
	{
		windowHeight=window.innerHeight;
	} else 
	{
		if (document.documentElement&&document.documentElement.clientHeight) 
		{
			windowHeight=document.documentElement.clientHeight;
		} else 
		{
			if (document.body&&document.body.clientHeight) 
			{
				windowHeight=document.body.clientHeight;
			}
		}
	}
	return windowHeight;
}

var browserType;

if (document.layers) {browserType = "nn4"}
if (document.all) {browserType = "ie"}
if (window.navigator.userAgent.toLowerCase().match("gecko")) {browserType= "gecko"}

function hide_div(div_name) 
{
	if (browserType == "gecko" )
		document.poppedLayer = eval('document.getElementById(\''+div_name+'\')');
	else if (browserType == "ie")
		document.poppedLayer = eval('document.all[\''+div_name+'\']');
	else
		document.poppedLayer = eval('document.layers[\''+div_name+'\']');
	document.poppedLayer.style.visibility = "hidden";
}

function show_div(div_name) {
	if (browserType == "gecko" )
		document.poppedLayer = eval('document.getElementById(\''+div_name+'\')');
	else if (browserType == "ie")
		document.poppedLayer = eval('document.all[\''+div_name+'\']');
	else
		document.poppedLayer = eval('document.layers[\''+div_name+'\']');
	document.poppedLayer.style.visibility = "visible";
}


function show_hide_tab_blok() 
{
	if (getWindowHeight() >= 665)
	{
		// show blok
		show_div('tabs_blok');
	} else
	{
		// hide blok
		hide_div('tabs_blok');
	}

}


function update_div_content(div_name, image_url, title_txt)
{
	if (browserType == "gecko" )
	{
		document.poppedLayer = eval('document.getElementById(\''+div_name+'\')');
	} else if (browserType == "ie")
	{
		document.poppedLayer = eval('document.all[\''+div_name+'\']');
	} else
	{
		document.poppedLayer = eval('document.layers[\''+div_name+'\']');
	}
	if (document.poppedLayer.className == 'active') {
		document.poppedLayer.className = '';
		document.poppedLayer.style.backgroundImage = 'url(' + image_url + ')';
	} else {
		document.poppedLayer.className = 'active';
		document.poppedLayer.style.backgroundImage = 'url(' + image_url + ')';
	}
}


function saveScrollPos(module) 
{
	var scroll_top = document.getElementById('scrollbar_content').scrollTop;
	var new_url = module + "&scroll_top=" + scroll_top;
	module.href = new_url;
	return false;
}

function saveScrollPosForm(module) 
{
	var scroll_top = document.getElementById('scrollbar_content').scrollTop;
	var hid = document.createElement("input");
	hid.setAttribute("type", "hidden");
	hid.setAttribute("name", "scroll_top");
	hid.setAttribute("value", scroll_top);
	module.appendChild(hid);
	return false;
}

function setScrollPos(position)
{
	var scroll_div = document.getElementById('scrollbar_content');
	scroll_div.scrollTop = position;
	return false;
}

function open_popup(id) {
	if (document.getElementById(id)) {
		document.getElementById(id).style.display = 'block';
	}
}

function close_popup(id) {
	if (document.getElementById(id)) {
		document.getElementById(id).style.display = 'none';
	}
}