var ua = navigator.userAgent;
var bNetscape = ua.indexOf("Netscape") != -1;
var bIE  = bSafari = false;
var _dir = document.getElementById("dir").getAttribute("src");
_dir = _dir.substring(0, _dir.indexOf("common"));

if(ua.indexOf("MSIE") != -1){
	var _pos = ua.indexOf("MSIE");
	var _var = Number(ua.substr(_pos+5, 1));
	bIE = _var <= 5;
}else if(ua.indexOf("Safari") != -1){
	var _pos = ua.indexOf("Safari");
	var _var = Number(ua.substr(_pos+7, 5));
	bSafari = _var < 312.6;//safari 1.2.3–¢–ž
}


if(!bNetscape && !bIE&&!bSafari){
	document.write("<script type='text/javascript' src='" + _dir + "js/mootools.js'></script>");
	document.write("<script type='text/javascript' src='" + _dir + "js/menu.js'></script>");
}

function setNavi(){
	if(bNetscape || bIE || bSafari){
		var _tar = document.getElementById("subMenu-on").parentNode.parentNode;
		_tar.parentNode.id += "-on";
		_tar.style.display = "block";
	}else{
		setSlide();
	}
}


function slideNavi(_tar){
	if(bNetscape || bIE || bSafari){
		var _name = _tar.parentNode.id;
		var _pos = _name.indexOf("-on");
		var _box = _tar.parentNode.childNodes;
		
		_tar.parentNode.id = (_pos < 0)?_name + "-on":_name.substring(0, _name.length - 3);
		_box[2].style.display = (_box[2].style.display == "block")?"none" : "block";
	}
}