/* [www.ch-ginga.jp]
 * /special/css/topgear.css
 * JavaScript for "TopGear" Special Page.
 * Modified: 2008-12-12
 */

/* 
----------------------------------------*/
var TopGear = function() {
	
	var trigger = document.getElementById("member_nav").getElementsByTagName("a");
	var targetId = [
		"member01",
		"member02",
		"member03",
		"member04"
	];
	
	var hideAll = function(exTarget) {
		for (var i = 0, l = targetId.length; i < l; i++) {
			if (targetId[i] == exTarget) {
				document.getElementById(targetId[i]).style.display = "block";
				continue;	
			}
			document.getElementById(targetId[i]).style.display = "none";
			trigger[i].className = "off";
		}
	}
	
	for (var i = 0, l = trigger.length; i < l; i++) {
		trigger[i].onclick = function() {
			
			var attr = this.getAttribute("href");
			if (!attr) return false;
			var attrId = attr.split("#")[1];
//			var attrId = attr.substring(1, attr.length);
			hideAll(attrId);
			this.className = "";
			return false;
		}
	}
	
	
	hideAll("member01");
}

/* onload event function & eventListener
----------------------------------------*/
if(window.addEventListener) window.addEventListener("load", TopGear, false);
else if(window.attachEvent) window.attachEvent("onload", TopGear);