//*=================================*//
//*　　*//
//*=================================*//

var LayFlag = "";
function doLayer(flag){
	if(flag == 1){
		LayFlag = 1; 
	}
}

//IE バージョン取得
function getBrowserVersion(){
	str = navigator.appName.toUpperCase();
	version = 0;
	appVer  = navigator.appVersion;
	if (str.indexOf("NETSCAPE") >= 0){
		s = appVer.indexOf(" ",0);
		version = eval(appVer.substring(0,s));
		if (version >= 5) version++;
	}
	if (str.indexOf("MICROSOFT") >= 0){
		appVer  = navigator.userAgent;
		s = appVer.indexOf("MSIE ",0) + 5;
		e = appVer.indexOf(";",s);
		version = eval(appVer.substring(s,e));
	}
	return version;
}

var vNum = getBrowserVersion();
var bName = navigator.appName.charAt(0);

// レイヤー設定
function HideNavi(l) {
	if(LayFlag == 1){
		if( bName == "M"){
			document.all[l].style.visibility = "hidden";
		}else{
			if( vNum < 5 ){
				document.layers[l].visibility = "hide";
			}else if( vNum >= 5 ){
				document.getElementById(l).style.visibility = "hidden";
			}
		}
	}
}

function ShowNavi(l){
	if(LayFlag == 1){
		if( bName == "M"){
			document.all[l].style.visibility = "visible";
		}else{
			if( vNum < 5 ){
				document.layers[l].visibility = "show";
			}else if( vNum >= 5 ){
				document.getElementById(l).style.visibility = "visible";
			}
		}
	}
}

function imgC(imgPath,obj){
	on_image = new Image();
	on_image.src = imgPath;
	obj.src = on_image.src;
}