function headerChangeCurrentAlphabet(){
	var ru = document.getElementById("header_search_alphabet_ru");
	var gb = document.getElementById("header_search_alphabet_gb");
	var active_flag = document.getElementById("header_search-flag-active");
	var inactive_flag = document.getElementById("header_search-flag-inactive");
	
	if(ru.style.display != "block"){
		gb.style.display = "none";
		ru.style.display = "block";
	}
	else{
		gb.style.display = "block";
		ru.style.display = "none";	
	}
	
	var ActiveFlagSrc = active_flag.src;
	active_flag.src = inactive_flag.src;
	inactive_flag.src = ActiveFlagSrc;
}