/*
共通js
v1.0
update 2011.02.23
*/

// ロールオーバー用
function rollOver(){
	var allimg = document.getElementsByTagName('img');
	for(i=0; i<allimg.length; i++){
		if(allimg[i].src.indexOf('_off') >= 0){
			preloadImg(allimg[i].src.replace('_off', '_on'));
			allimg[i].onmouseover = function(){
				this.setAttribute("src", this.src.replace('_off', '_on'));
			}
			allimg[i].onmouseout = function(){
				this.setAttribute("src", this.src.replace('_on', '_off'));
			}
		}
	}
}

function preloadImg(o){
	var i = new Image;
	i.src = o;
}

if(window.addEventListener){
	window.addEventListener("load", rollOver, false);
}else if(window.attachEvent){
	window.attachEvent("onload", rollOver);
}

$(function(){
	// ページトップへ
	if(!$.browser.safari){
        $('.ToTop').click(function(){
            $(this).blur();
            $('html,body').animate({scrollTop: 0}, 200);
            return false;
        });
    }
});