function language_change()
{
	var id="lang_select";
	select=document.getElementById(id);
	if(select.options[select.selectedIndex].value=="pl")
	{
		alert("Język Dropcalc zostal zmieniony na: "+ select.options[select.selectedIndex].text);
	}
	else if(select.options[select.selectedIndex].value=="en")
	{
		alert("Dropcalc language selected: "+ select.options[select.selectedIndex].text);
	}
	else
	{
		alert("You have changed the language of dropcalc to: "+select.options[select.selectedIndex].text);
	}
	var cookie=readCookie("dropcalc_language");
	if(cookie==null)
	{
		createCookie("dropcalc_language",select.options[select.selectedIndex].value,356);
		document.location.href=document.location.href;
	}
	else
	{
		if(cookie==select.options[select.selectedIndex].value)
		{
			;
		}
		else
		{
			createCookie("dropcalc_language",select.options[select.selectedIndex].value,356);
			document.location.href=document.location.href;
		}
	}
}
function draw_language_select(id)
{
	var lang=readCookie("dropcalc_language");
	var pl=Array("Polski","pl",1);
	var en=Array("English","en",0);
	if(lang==null)
	{
		;
	}
	else
	{
		if(lang=="pl")
		{
			pl[2]=1;
		}
		if(lang=="en")
		{
			en[2]=1;
		}
	}
	var langs=Array(pl,en);
	var select=document.getElementById(id);
	for(var i=0;i<langs.length;i++)
	{
		select.add(new Option(langs[i][0],langs[i][1]), null);
		if(langs[i][2]==1)
		{
			select.options[i].selected=true;
		}
	}
	select.onchange=language_change;
}