function changeLang()
{
	var sel = document.getElementById('lang_select');
	if(sel.selectedIndex != 0)
	{
		var lang = sel.options[sel.selectedIndex].value;
		window.location = "index.php?lang=" + lang + "&tab=1";
	}
}


function submitEmail(lang)
{
         var ajax = setupAJAX();
         email = document.getElementById('newsletter_field').value;
         
         ajax.onreadystatechange=function()
         {
              if(ajax.readyState == 4)
              {
                   alert(ajax.responseText);
                   document.getElementById('newsletter_field').value = "";
              }


         }
	ajax.open('GET', 'include/add_email.php?email=' + email + '&lang=' + lang, true);
	ajax.send('');
	
}

function readMore(selected)
{
	xmlhttp.open('GET', 'news.php?news=' + selected, true);
	xmlhttp.send();
	
}


function setupAJAX()
{
	var ajax;
	if (window.XMLHttpRequest)
	{
		// code for IE7+, Firefox, Chrome, Opera, Safari
		ajax=new XMLHttpRequest();
	}
	else if (window.ActiveXObject)
	{
		// code for IE6, IE5
		ajax=new ActiveXObject("Microsoft.XMLHTTP");
	}
	else
	{
		alert("Your browser does not support XMLHTTP!");
	}
	
         return ajax;
}