// JavaScript Document

var varFlg = "no";
function tubView(varA,varB,flg){
	var varGet = flg;
	if(varGet!=varFlg){
		var varA1 = varA; var varA2 = varA + "-head";
		var varB1 = varB; var varB2 = varB + "-head";
		document.getElementById(varA1).style.zIndex = "40";
		document.getElementById(varA2).style.zIndex = "30";
		document.getElementById(varB1).style.zIndex = "20";
		document.getElementById(varB2).style.zIndex = "10";
		var varBgImgA1 = "url(img/" + varA + ".gif) no-repeat left bottom #ffffff";
		document.getElementById(varA1).style.background = varBgImgA1;
		var varBgImgA2 = "url(img/" + varA2 + ".gif) no-repeat left top #ffffff";
		document.getElementById(varA2).style.background = varBgImgA2;
		var varBgImgB1 = "url(img/" + varB + ".gif) no-repeat left bottom #fffffe";
		document.getElementById(varB1).style.background = varBgImgB1;
		var varBgImgB2 = "url(img/" + varB2 + ".gif) no-repeat left top #fffffe";
		document.getElementById(varB2).style.background = varBgImgB2;
		varFlg = flg;
	}
}