function lang_selector_over(root){
	var lang_tag = document.getElementById('lang_box');
	if( lang_tag.style.display=="none" )
		lang_tag.style.display="";
	var arrow = document.getElementById('lang_selector_arrow_pic');
	arrow.src = root + '_application/images/lang_icon_small_left.gif';
}

function lang_selector_out(root){
	var lang_tag = document.getElementById('lang_box');
	if( lang_tag.style.display=="" )
		lang_tag.style.display="none";
	var arrow = document.getElementById('lang_selector_arrow_pic');
	arrow.src = root + '_application/images/lang_icon_small.gif';
}

function menu_over(object,root){
	object.style.backgroundImage="url(" + root + "_application/images/menu_arrow.jpg)";
	object.style.backgroundRepeat="no-repeat";
	object.style.backgroundPosition="right";
}

function menu_out(object,root){
	object.style.background="";
}