// JavaScript Document

/* ページスクロール用
------------------------------------------------------------ */

function pageup(e) {
UAGENT = navigator.userAgent.toUpperCase();
if (UAGENT.indexOf("MSIE") >=0) { posi = event.y; }
else { posi = e.pageY; }
moveObje(posi);
}

function moveObje(position) {
move = position / 15;
point = parseInt(position - move);
scrollTo(0,point);
if (point > 0) { setTimeout("moveObje(point)",15); }
}


/* 別ウィンドゥでブラウザを開く
------------------------------------------------------------ */

window.onload = function() {
var node_a = document.getElementsByTagName('a');
for (var i in node_a) {
if (node_a[i].className == 'newwin') {
node_a[i].onclick = function() {
window.open(this.href, '', '');
return false;
};
}
}
};


/* ロールオーバー
------------------------------------------------------------ */

function smartRollover() {   
    if(document.getElementsByTagName) {   
        var images = document.getElementsByTagName("img");   
        for(var i=0; i < images.length; i++) {   
            if(images[i].getAttribute("src").match("_n."))   
            {   
                images[i].onmouseover = function() {   
                    this.setAttribute("src", this.getAttribute("src").replace("_n.", "_o."));   
                }   
                images[i].onmouseout = function() {   
                    this.setAttribute("src", this.getAttribute("src").replace("_o.", "_n."));   
                }   
            }   
        }   
    }   
}   
if(window.addEventListener) {   
    window.addEventListener("load", smartRollover, false);   
}   
else if(window.attachEvent) {   
    window.attachEvent("onload", smartRollover);   
}