//Localization.
var isDefaultLanguage = getParam('L') == '1' ? false : true;

var changeLang = function (index) {
	var url = location.toString();
	var us = url.split('?');
	if ( us.length == 1 ) {
		location = url + "?L=" + index;
	}
	else if ( us.length == 2 ) {
		var query = us[1];
		var qs = query.split('&');
		var replaced = false;
		for ( var i in qs ) {
			if ( qs[i].indexOf("L=") == 0 ) {
				qs[i] = "L=" + index;
				replaced = true;
			}
		}
		query = replaced ? qs.join('&') : qs.join('&') + "&L=" + index;
		location = us[0] + '?' + query;
	}
}

/*
//User's language is English only?
if ( CheckLang('en') && !CheckLang('ru') ) {
	//And we have russian.
	if ( isDefaultLanguage ) {
		//So, we need to change it.
		changeLang(1);
	}
}
//User's language may be russian, but if the current language is English...
else if ( !isDefaultLanguage ) {
	changeLang(0);
}
*/