/* Rollover.js
----------------------------------------------------*/

/*
	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, '_o'+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('_o'+ftype, ftype);
				this.setAttribute('src', sTempSrc);
			}
		}
	}
}

try{
	window.addEventListener("load",initRollovers,false);
}catch(e){
	window.attachEvent("onload",initRollovers);
}



/*
   -----------------------------------------------------
   スムーズスクロール
   Ver. 1.0.0
   update 2009.5.17
   Copyright (C) WEB-JOZU  URL:http://www.web-jozu.com/
   -----------------------------------------------------
*/

/* ---------- 設定領域 start ---------- */
function backToTop() { 
	var x1 = x2 = x3 = 0; 
	var y1 = y2 = y3 = 0; 
	if (document.documentElement) { 
		x1 = document.documentElement.scrollLeft || 0; 
		y1 = document.documentElement.scrollTop || 0; 
	} 
	if (document.body) { 
		x2 = document.body.scrollLeft || 0; 
		y2 = document.body.scrollTop || 0; 
	} 
	x3 = window.scrollX || 0; 
	y3 = window.scrollY || 0; 
	var x = Math.max(x1, Math.max(x2, x3)); 
	var y = Math.max(y1, Math.max(y2, y3)); 
	window.scrollTo(Math.floor(x / 2), Math.floor(y / 2)); 
	if (x > 0 || y > 0) { 
		window.setTimeout("backToTop()", 25); 
	} 
} 





/* テーブルの行を交互に色指定
http://www.webbibo.com/stylesheet/table/trcolor.html
----------------------------------------------------*/
//-------------値設定---------------
 
var classN = "zebra";    //クラス名を指定
var addClass1 = "trcolor1";    //奇数タグのクラス名を指定
var addClass2 = "trcolor2";    //偶数タグのクラス名を指定
 
//---------------------------------
 
function tableZebra() {
    if (!document.getElementsByTagName) return false;
 
    var zebraTables = document.getElementsByTagName("table");
    
    for (var i=0; i < zebraTables.length; i++) {
        if (zebraTables[i].className.match(classN)) {
 
            var zebraRows = zebraTables[i].getElementsByTagName("tr");
            
            for (var k=0; k < zebraRows.length; k++) {
                if (k%2) {
                    zebraRows[k].className = addClass2;
                } else {
                    zebraRows[k].className = addClass1;
                }
            }
        }
    }
}
 
try{
	window.addEventListener("load",tableZebra,false);
}catch(e){
	window.attachEvent("onload",tableZebra);
}


/* Copyright.js
----------------------------------------------------*/
/*function yearsblock()	{
var year = document.getElementById("yearBlock");
var now = new Date().getFullYear();
year.innerHTML = "1996-" + now;
}
try{
	window.addEventListener("load",yearsblock,false);
}catch(e){
	window.attachEvent("onload",yearsblock);
}*/



/* 別ウィンドウ　指定サイズでオープン
----------------------------------------------------*/
/*function win800()
{
	window.open('','company','screenX=0,screenY=0,left=0,top=0,width=800,,resizable=yes,status=no,scrollbars=yes,location=yes,toolbar=yes');
}*/