function MoveCenterScreen(objID)
{
	var innerHeight_ = window.innerHeight ? window.innerHeight : document.documentElement.offsetHeight;
	var obj = document.getElementById(objID);
	obj.style.left = ( document.body.clientWidth / 2 - obj.clientWidth / 2  + document.body.scrollLeft) + 'px';
	obj.style.top = ( document.documentElement.scrollTop + innerHeight_ / 2 - obj.clientHeight / 2 + document.body.scrollTop - 160) + 'px';
}

function showWindow(sId) {
	var obj = document.getElementById(sId);	
	obj.style.display='block';
	MoveCenterScreen(sId);
}

function closeWindow(sId) {
	var obj = document.getElementById(sId);	
	obj.style.display='none';
}

function showWindowStatus(sText) {
	var obj = document.getElementById('window_status_text');	
	obj.innerHTML=sText;
	showWindow('window_status');
}

function closeWindowStatus() {
	closeWindow('window_status');	
}

function getBrowserInfo()
{
	var t,v = undefined;
	if (window.opera) t = 'Opera';
	else if (document.all) {
 		t = 'IE';
		var nv = navigator.appVersion;
		var s = nv.indexOf('MSIE')+5;
		v = nv.substring(s,s+1);
	}
	else if (navigator.appName) t = 'Netscape';
	return {type:t,version:v};
}
 
function bookmark(a)
{
	var url = "http://www.politika-online.org.ua/";
	var title = "Политика-Онлайн - общественно-политический блог";
	var b = getBrowserInfo();
	if (b.type == 'IE' && 7 > b.version && b.version >= 4) window.external.AddFavorite(url,title);
	else if (b.type == 'Opera') {
		a.href = url;
		a.rel = "sidebar";
		a.title = url+','+title;
		return true;
	}
	else if (b.type == "Netscape") window.sidebar.addPanel(title,url,"");
	else alert("Нажмите CTRL-D, чтобы добавить страницу в закладки.");
	return false;
}

function sethome(ob)
{
	ob.style.behavior='url(#default#homepage)'; 
 	ob.setHomePage("http://www.politika-online.org.ua"); 
}

function SwitchLanguage(sLanguage) {
	document.getElementById('lang_form').language.value=sLanguage;
	document.getElementById('lang_form').submit();
}

function ShowSubscribe() {
	document.getElementById('subscribe_form').style.display='inline';
}