$(document).ready(function() {
	var LangArr = [];
	$('ul.downloads li').each (function () {
		var lang = $(this).attr('lang');
		var idx = $.inArray(lang,LangArr) ;
		if (idx < 0) {
			LangArr.push(lang);
			$('select#select-language').append('<option value="'+lang+'">'+lang+'</option>');
		}
	});
	if (LangArr.length < 2) {
		$('select#select-language').hide();
	} else {
		var value = $('select#select-language').val();
		$('ul.downloads li[lang]').hide();
		$('ul.downloads li[lang="'+value+'"]').show();
	}
	

	$('select#select-language').change(function() {
		$('ul.downloads li[lang]').hide();
		$('ul.downloads li[lang="'+$(this).val()+'"]').show();
	});
});