/* default variables
============================================================*/
var agent = navigator.userAgent.toLowerCase();
var dname = new String(document.domain);
var path = new String(location.pathname);
var w3c = document.getElementById;




/* client variables
============================================================*/
var win = (agent.indexOf("windows") != -1);
var mac = (agent.indexOf("mac") != -1);
var gecko = agent.indexOf("gecko") != -1;
var opera = agent.indexOf("opera",0) != -1;
var safari = agent.indexOf("safari") != -1;
var ie = agent.indexOf("msie") != -1 && !opera;
var ie6win = (agent.indexOf("msie 6.") != -1) && win;
var ie7win = (agent.indexOf("msie 7.") != -1) && win;
var ie5mac = (agent.indexOf("msie") != -1) && mac;
var ns = agent.indexOf("netscape") != -1 && !opera;
var ns6 = (agent.indexOf("netscape6/6.") != -1) && ns;




/* preload function
============================================================*/
function preLoadImg(){
	if(document.images){
		var loadedImg = new Array();
		var arg = preLoadImg.arguments;
		for(i=0;i<arg.length;i++){
			loadedImg[i] = new Image();
			loadedImg[i].src = arg[i];
		}
	}
}




/* rollover function
============================================================*/
function setRollOver(){
	if(!document.getElementsByTagName) return false;
	var ovrImgList = document.getElementsByTagName("img");
	for(var i=0;i<ovrImgList.length;i++){
		if(ovrImgList[i].className.match("rollover")){
			preLoadImg(ovrImgList[i].src.replace(/_off./i,"_on."));
			preLoadImg(ovrImgList[i].src);
			ovrImgList[i].onmouseover = function(){
				this.src = this.src.replace(/_off./i,"_on.");
				return false;
			}
			ovrImgList[i].onmouseout = 
			ovrImgList[i].onmouseup = function(){
				this.src = this.src.replace(/_on./i,"_off.");
				return false;
			}
		}
	}
}




/* pagetop function
============================================================*/
function setPageTop(){
	if(!document.getElementsByTagName) return false;
	var pageTopList = document.getElementsByTagName("p");
	for(var i=0;i<pageTopList.length;i++){
		if(pageTopList[i].className.match("pagetop")){
			pageTopList[i].firstChild.onclick = function(){
				scroll(0,0);
				return false;
			}
		}
	}
}




/* inquiry rewrite
============================================================*/
function rewrite(){
	location.href = "https://ss1.xrea.com/www.bom-boa.com/inquiry/index.html";
}




/* top page event banner
============================================================*/
function topbanner(){
	var bannerList = new Array();
	bannerList[0] = '<a href="information/index.html#a20080820"><img src="img/event_bn_20080820.jpg" alt="PickUp!! 2008年8月20日（水）本厚木 マッカーサーギャレッジ 開演 20:00PM〜" width="260" height="126" /></a>';
	bannerList[1] = '<a href="information/index.html#a20080830"><img src="img/event_bn_20080830.jpg" alt="PickUp!! 2008年8月30日（水）本厚木 マッカーサーギャレッジ 開演 20:00PM〜" width="260" height="126" /></a>';
	var rand = Math.floor(Math.random()*bannerList.length);
	document.write(bannerList[rand]);
}




/* event setting
============================================================*/
if(window.addEventListener){
	window.addEventListener("load",setRollOver,false);
}else if(window.attachEvent){
	window.attachEvent("onload",setRollOver);
}