function changeCssClass(objectID, className) {
	var objItem = document.getElementById('' + objectID);
	objItem.className = '' + className
}

function switchLanguage(langCode) {
	var currLoc = document.location.href;
	
	if(currLoc.indexOf('?') == -1) {
		//add language with ?lang=
		currLoc = currLoc + "?lang=" + langCode;
	} else {
		//add language with &lang=
		currLoc = currLoc + "&lang=" + langCode;
	}
	
	document.location.href = currLoc;
}