function show_navi(menu,obj,obj2){
	document.getElementById(menu+"_childs_"+obj).style.display="block";
	document.getElementById(menu+"_link_"+obj).style.textDecoration="none";  
	document.getElementById(menu+"_link_"+obj).style.background="#6e95c3 url(/img/left-item.gif) no-repeat left center";		
	if(menu=="navi" || menu=="vert")document.getElementById(menu+"_link_"+obj).style.color="#fff";
	if(menu=="vert_childs" && obj2=="0"){
		document.getElementById(menu+"_link_"+obj).style.background="#5a7aa0 url(/img/vert_ugol3.gif) no-repeat left top";
	}else if(menu=="vert_childs"){
		document.getElementById(menu+"_link_"+obj).style.background="#5a7aa0";	
	}	
}
function hide_navi(menu,obj){
	document.getElementById(menu+"_childs_"+obj).style.display="none";
	document.getElementById(menu+"_link_"+obj).style.background="none";
	document.getElementById(menu+"_link_"+obj).style.textDecoration="underline";
	if(menu=="navi" || menu=="vert")document.getElementById(menu+"_link_"+obj).style.color="#2740ff";
	if(menu=="vert_childs"){
		document.getElementById(menu+"_link_"+obj).style.textDecoration="none";
	}
}