if (typeof(EFFECT_JS) == 'undefined') // 한번만 실행
{
    var EFFECT_JS = true;

    function setPng24(obj) {
        obj.width=obj.height=1;
        obj.className=obj.className.replace(/\bpng24\b/i,'');
        obj.style.filter = "progid:DXImageTransform.Microsoft.AlphaImageLoader(src='"+ obj.src +"',sizingMethod='image');"
        obj.src='';
        return '';
    }
}