function menuu(){
	var men=document.getElementById("menu")
	var fn=/[^/]+$/.exec( window.location.pathname )
	if (/^_/.test(fn[0])) fn[0]=fn[0].slice(1)
	else fn[0]="_" + fn[0]
	men.getElementsByTagName("img")[0].parentNode.setAttribute("href",fn[0])
	var alammenus=document.getElementById("menu").getElementsByTagName("ul")
	for (var t=0; t<alammenus.length; t++){
		alammenus[t].parentNode.onmouseover=function(){
			this.getElementsByTagName("ul")[0].style.visibility="visible"
		}
		alammenus[t].parentNode.onmouseout=function(){
			this.getElementsByTagName("ul")[0].style.visibility="hidden"
		}
	}
}
if (window.addEventListener)
window.addEventListener("load", menuu, false)
else if (window.attachEvent)
window.attachEvent("onload", menuu)