pref - 経済統計練習帳

var pref=new Array();
var link=new Array();
 var dir=new Array();
var number_dir=new Array();
 
function sample() {
 
 
        var query = "SELECT * FROM " +
            '1k6NXpvslsuovbAUFpxIdUcTUjxDkNwmCBjQo62nr';
        var encodedQuery = encodeURIComponent(query);
 
        var url = ['https://www.googleapis.com/fusiontables/v1/query'];
        url.push('?sql=' + encodedQuery);
        url.push('&key=AIzaSyAH0WCAXRIdHdbI-6bnMSN4kVDDZZmGyqY');
        url.push('&callback=?');
 
 
 
 
        for (s = 1; s < 48;s++ ){
        link[s]=new Array();    
        }
 
 
 
        $.ajax({
            url: url.join(''),
            dataType: 'jsonp',
            success: function (data) {
                var rows = data['rows'];
 
                sx = 0;
 
                for (var i in rows) {
                    var x1 = rows[i][0];
                    var x2 = rows[i][1];
                    var x3 = rows[i][2];
                    var x4 = rows[i][3];
                    var x5 = rows[i][4];
 
                    sx = sx + 1;
                    pref[sx] = x1;
                    link[sx][1] = x2;
                    link[sx][2] = x3;
                    link[sx][3] = x4;
                    link[sx][4] = x5;
                }
 
                for (s = 1; s < 48; s++) {
                    dir[s] = new Array();
                }
 
                number = sx;
 
                for (s = 1; s < 48; s++) {
                    sxs = 0;
                    for (sx = 1; sx < 48; sx++) {
                        if (link[s][1] == pref[sx]) sxs = sx;
                    }
                    if (sxs > 0) dir[s][1] = sxs;
                    number_dir[s] = 1;
                    sxs = 0;
                    for (sx = 1; sx < 48; sx++) {
                        if (link[s][2] == pref[sx]) sxs = sx;
                    }
                    if (sxs > 0) dir[s][2] = sxs;
                    if (sxs > 0) number_dir[s] = 2;
                    sxs = 0;
                    for (sx = 1; sx < 48; sx++) {
                        if (link[s][3] == pref[sx]) sxs = sx;
                    }
                    if (sxs > 0) dir[s][3] = sxs;
                    if (sxs > 0) number_dir[s] = 3;
                    sxs = 0;
                    for (sx = 1; sx < 48; sx++) {
                        if (link[s][4] == pref[sx]) sxs = sx;
                    }
                    if (sxs > 0) dir[s][4] = sxs;
                    if (sxs > 0) number_dir[s] = 4;
                }
 
 
                var timer;
                var delay = 1000;
 
                ball = 20;
 
                var loop = function () {
 
 
                    n1 = number_dir[ball] * Math.random();
                    n2 = Math.floor(n1) + 1;
                    ball = dir[ball][n2];
 
                    paint();
 
                    clearTimeout(timer);
                    timer = setTimeout(loop, delay);
                }
 
                loop();
 
            }
        });
 
}
 
 
function paint(){
 
 
    str =pref[ball];
 
        $("#memo").html(str);   
 
}