function prepareLinks() {
	if(!document.getElementsByTagName) return false;
	var links = document.getElementsByTagName("a");
	for (var i=0; i<links.length; i++) {
		
		//新規ウィンドウで開く
		if(links[i].getAttribute("className") == "openwin" || links[i].getAttribute("class") == "openwin") {
			links[i].onclick = function() {
				popUp(this.getAttribute("href"));
				return false;
			}
		}
		//ポップアップウィンドウで開く
		else if(links[i].getAttribute("className") == "openwin_s" || links[i].getAttribute("class") == "openwin_s") {
			links[i].onclick = function() {
				popUpS(this.getAttribute("href"));
				return false;
			}
		}
		
		else if(links[i].getAttribute("className") == "openwin_schedule" || links[i].getAttribute("class") == "openwin_schedule") {
			links[i].onclick = function() {
				popUpSchedule(this.getAttribute("href"));
				return false;
			}
		}
	}
}

function popUp(winURL) {
	newwin = window.open(winURL,"openWindow","");
	newwin.focus();
}

function popUpS(winURL) {

	var w = 620;
	var h = 660;

	var win_set = 'width=' + w;
	win_set += ',height=' + h;
	win_set += ',resizable=0';
	win_set += ',toolbar=0';
	win_set += ',scrollbars=1';
	win_set += ',menubar=0';
	win_set += ',status=0';
	win_set += ',directories=0';
	win_set += ',location=0'

	newwin = window.open(winURL,"miniframe",win_set);
	newwin.focus();
}

function popUpSchedule(winURL) {

	var w = 800;
	var h = 500;

	var win_set = 'width=' + w;
	win_set += ',height=' + h;
	win_set += ',resizable=0';
	win_set += ',toolbar=0';
	win_set += ',scrollbars=0';
	win_set += ',menubar=0';
	win_set += ',status=0';
	win_set += ',directories=0';
	win_set += ',location=0'

	newwin = window.open(winURL,"miniframe",win_set);
	newwin.focus();
}

//記事内の画像リンク、外部リンクのウィンドウ指定
function articleLinks() {
	if(!document.getElementsByTagName) return false;
	if(!document.getElementById) return false;
	if(!document.getElementById("main_contents")) return false;
	var articles = document.getElementById("main_contents");
	var links = articles.getElementsByTagName("a");
	
	//絶対URIでも、同一ウィンドウで開くURIを指定（'keirin-pr.jp' もしくは 'keirinss.typepad.jp'）
	var excepturi = new RegExp(/^http(s)?:\/\/+([\w-]+\.)?((keirin-pr\.jp)|(keirinss\.typepad\.jp))+(\/)?/);

	for (var i=0; i<links.length; i++) {
		var linkurl = links[i].getAttribute("href");
		
		//記事内の画像をポップアップウィンドウで開く
		var format = new Array(".jpg",".jpeg",".jpe",".gif",".bmp",".png",".JPG",".JPEG",".JPE",".GIF",".BMP",".PNG");
		
		if(links[i].getAttribute('onclick')) {
			continue;
		} else {
			for (var j=0; j<format.length; j++) {
				if(linkurl.indexOf(format[j]) != -1) {
					links[i].onclick = function() {
						popUpImg(this.getAttribute("href"));
						return false;
					}
				}
			}
		}

		//外部リンクを別ウィンドウで開く
		if(links[i].getAttribute('href').match(excepturi)) {
			continue;
		} else if(links[i].getAttribute('href').match(/^http(s)?:\/\//i)) {
			links[i].onclick = function() {
				popUp(this.getAttribute('href'));
				return false;
			}
		}
	}
	
	function popUpImg(winURL) {
			var w = 620;
			var h = 660;

			var win_set = 'width=' + w;
			win_set += ',height=' + h;
			win_set += ',resizable=1';
			win_set += ',toolbar=0';
			win_set += ',scrollbars=1';
			win_set += ',menubar=0';
			win_set += ',status=0';
			win_set += ',directories=0';
			win_set += ',location=0'
			newwin = window.open(winURL, 'openImg', win_set);
			newwin.focus();
	}
}

//画像マウスオーバー
/*
	Standards Compliant Rollover Script
	Author : Daniel Nolan
	http://www.bleedingego.co.uk/webdev.php
*/

function initRollovers() {
	if (!document.getElementById) return;
	
	var aPreLoad = new Array();
	var sTempSrc;
	var aImages = document.getElementsByTagName('img');

	for (var i = 0; i < aImages.length; i++) {		
		if (aImages[i].className == 'imgover') {
			var src = aImages[i].getAttribute('src');
			var ftype = src.substring(src.lastIndexOf('.'), src.length);
			var hsrc = src.replace(ftype, '_on'+ftype);

			aImages[i].setAttribute('hsrc', hsrc);
			
			aPreLoad[i] = new Image();
			aPreLoad[i].src = hsrc;
			
			aImages[i].onmouseover = function() {
				sTempSrc = this.getAttribute('src');
				this.setAttribute('src', this.getAttribute('hsrc'));
			}	
			
			aImages[i].onmouseout = function() {
				if (!sTempSrc) sTempSrc = this.getAttribute('src').replace('_on'+ftype, ftype);
				this.setAttribute('src', sTempSrc);
			}
		}
	}
}

//投稿ボタン ロールオーバー
function submitOver() {
	if(!document.getElementById) return false;
	if(!document.getElementById("comment-post")) return false;
	var submit_btn = document.getElementById("comment-post");
	submit_btn.onmouseover = function() {
		this.style.backgroundPosition = '0 -36px';
	}
	submit_btn.onmouseout = function() {
		this.style.backgroundPosition = '0 0';
	}
}

//window.onloadの待ち行列
function addLoadEvent(func) {
	var oldonload = window.onload;
	if(typeof window.onload != 'function') {
		window.onload = func;
	} else {
		window.onload = function() {
			oldonload();
			func();
		}
	}
}

addLoadEvent(prepareLinks);
/*addLoadEvent(articleLinks);*/
addLoadEvent(initRollovers);
addLoadEvent(submitOver);