function smartRollover() {
	if(document.getElementsByTagName) {
		var images = document.getElementsByTagName("img");

		for(var i=0; i < images.length; i++) {
			if(images[i].getAttribute("src").match("_off."))
			{
				images[i].onmouseover = function() {
					this.setAttribute("src", this.getAttribute("src").replace("_off.", "_on."));
				}
				images[i].onmouseout = function() {
					this.setAttribute("src", this.getAttribute("src").replace("_on.", "_off."));
				}
			}
		}
	}
}

if(window.addEventListener) {
	window.addEventListener("load", smartRollover, false);
}
else if(window.attachEvent) {
	window.attachEvent("onload", smartRollover);
}
function bnra(){
	var strx = 'admin=bn_view&type=A&view=r';
	var b=new Ajax.Updater('bnra','http://www.takayama-guide.com/cgi-bin/banner/banner.cgi',{method: 'post',parameters: strx,evalScripts: true});
}
function bnrb(){
	var strx = 'admin=bn_view&type=B&view=r';
	var b=new Ajax.Updater('bnrb','http://www.takayama-guide.com/cgi-bin/banner/banner.cgi',{method: 'post',parameters: strx,evalScripts: true});
}
function bnrc(){
	var strx = 'admin=bn_view&type=C&view=r';
	var b=new Ajax.Updater('bnrc','http://www.takayama-guide.com/cgi-bin/banner/banner.cgi',{method: 'post',parameters: strx,evalScripts: true});
}
function bnrd(){
	var strx = 'admin=bn_view&type=D&view=r';
	var b=new Ajax.Updater('bnrd','http://www.takayama-guide.com/cgi-bin/banner/banner.cgi',{method: 'post',parameters: strx,evalScripts: true});
}
function bnre(){
	var strx = 'admin=bn_view&type=E&view=r';
	var b=new Ajax.Updater('bnre','http://www.takayama-guide.com/cgi-bin/banner/banner.cgi',{method: 'post',parameters: strx,evalScripts: true});
}
function bnrf(){
	var strx = 'admin=bn_view&type=F&view=r';
	var b=new Ajax.Updater('bnrf','http://www.takayama-guide.com/cgi-bin/banner/banner.cgi',{method: 'post',parameters: strx,evalScripts: true});
}
function bnla(){
	var strx = 'admin=bn_view&type=A&view=l';
	var b=new Ajax.Updater('bnla','http://www.takayama-guide.com/cgi-bin/banner/banner.cgi',{method: 'post',parameters: strx,evalScripts: true});
}
function bnlb(){
	var strx = 'admin=bn_view&type=B&view=l';
	var b=new Ajax.Updater('bnlb','http://www.takayama-guide.com/cgi-bin/banner/banner.cgi',{method: 'post',parameters: strx,evalScripts: true});
}
function bnlc(){
	var strx = 'admin=bn_view&type=C&view=l';
	var b=new Ajax.Updater('bnlc','http://www.takayama-guide.com/cgi-bin/banner/banner.cgi',{method: 'post',parameters: strx,evalScripts: true});
}

function analyz() {
	document.open();
	document.write("<img alt='' src='http://www.takayama-guide.com/cgi-bin/analyz/acclog.cgi?");
	document.write("referrer="+document.referrer+"&");
	document.write("width="+screen.width+"&");
	document.write("height="+screen.height+"&");
	document.write("color="+screen.colorDepth+"'>");
	document.close();
}

function click_log( bid, url) {
	var http = null;
	if (window.XMLHttpRequest) {	// Safari, Firefox etc.
		http = new XMLHttpRequest();
	}
	else if (window.ActiveXObject) {	// IE
		try { http = new ActiveXObject("Msxml2.XMLHTTP"); }	// IE6
		catch (e) {
			try { http = new ActiveXObject("Microsoft.XMLHTTP"); }	// IE5
			catch (e) { return null; }	// Error
		}
	}
	// loging
	var cgi_url = 'http://www.takayama-guide.com/cgi-bin/analyz/click_log.cgi?';
	cgi_url = cgi_url + "referrer="+document.referrer+"&";
	cgi_url = cgi_url + "width="+screen.width+"&";
	cgi_url = cgi_url + "height="+screen.height+"&";
	cgi_url = cgi_url + "bid="+bid+"&";
	cgi_url = cgi_url + "color="+screen.colorDepth;
	
	http.open("GET", cgi_url, false); // response
	http.send(null);
}

function clickview_log(bid) {
	document.open();
	document.write("<img alt='' src='http://www.takayama-guide.com/cgi-bin/analyz/clickview_log.cgi?");
	document.write("referrer="+document.referrer+"&");
	document.write("width="+screen.width+"&");
	document.write("height="+screen.height+"&");
	document.write("bid="+bid+"&");
	document.write("color="+screen.colorDepth+"'>");
	document.close();
}