function url2cmd(url){
    if (!url.match(/^http:\/\/(?:www\.|)docune\.jp\/doc\/([a-zA-Z0-9_-]+)/)){
        return;
    }
    var id = RegExp.$1;
    var width = 425;
    var height = 350;

    main(id, width, height);
}


function main(id,width,height){

        if (!id.match(/^[a-zA-Z0-9_-]+$/)) {
        return;
    }
        width = parseInt(width);
    height = parseInt(height);
    if (width <= 0 || width > 425) {
        width = 425;
    }
    if (height <= 0 || height > 350) {
        height = 350;
    }
    var html = '<object width="' + width + '" height="' + height + '">'
             + '<param name="movie" value="http://docune.jp/viewer.swf?documentid=' + id + '"></param>'
             + '<embed src="http://docune.jp/viewer.swf?documentid=' + id + '" type="application/x-shockwave-flash" width="' + width  + '" height="' + height + '">'
             + '</embed></object>';

    document.write(html);
}