$api.on("send", function(e, data) {
    var colors  = ['#FF0000','#f26522','#fff200','#00a651','#28abe2','#2e3192','#6868ff'];
    var newstr  = '';
    var counter = 0;
    var chars   = data.msg.split('');
    for (var x in data.msg.split('')) {
        if (chars[x]!=' ') {
            newstr = newstr + '[' + colors[counter] + ']' + chars[x] + '[/#]';
            counter++;
        } else {
            newstr = newstr + ' ';
        }
        if (counter >= colors.length) {
            counter = 0;
        }
    }

    data.msg = newstr;
});