function ChangImg( selector, topY ){
	document.getElementById(selector).src = './activity/hozen_img/'+selector+'_on.gif';
	document.getElementById(selector+"en").style.top=topY;
	return false;
}
function ResetImg( selector ){
	document.getElementById(selector).src = './activity/hozen_img/'+selector+'.gif';
	document.getElementById(selector+"en").style.top='-110px';
	return false;
}

function rollOver(){
    var preLoad = new Object();
    $('img.Over,input.Over').not("[@src*='_on.']").each(function(){
        var imgSrc = this.src;
        var fType = imgSrc.substring(imgSrc.lastIndexOf('.'));
        var imgName = imgSrc.substr(0, imgSrc.lastIndexOf('.'));
        var imgOver = imgName + '_on' + fType;
        preLoad[this.src] = new Image();
        preLoad[this.src].src = imgOver;
        $(this).hover(
            function (){
                this.src = imgOver;
            },
            function (){
                this.src = imgSrc;
            }
        );
    });
}
$(document).ready(rollOver);

function WinOp(op){
	window.open(op, 'repo', 'width=620, height=600, scrollbars=yes');
}