upvote_comments_with_salaries.js

var r1 = /(\$|£|€)\d+(k|K)/m
var r2 = /\d+-\d+(k|K)/m
var r3 = /\d+(k|K)\s?(€|EUR)/m
var candidates = [r1, r2, r3];
var linkQueue = []
var comments = document.getElementsByTagName("tr")
for (var i in comments) {
    var comment = comments[i];

    if (comment.className && comment.className.indexOf("athing comtr") != -1) {
        for (var j in candidates) {
            if (comment.innerHTML.search(candidates[j]) != -1) {
                var linkElements = comment.getElementsByTagName("a");
                for (var k in linkElements) {
                    var link = linkElements[k]

                    if (link.id && link.id.startsWith("up_") && (!link.className || (link.className && link.className != "nosee"))) {
                        linkQueue.push(link);
                    }
                }
            }
        }
    }
}

var identifier = setInterval(function() {
    var link = linkQueue.pop();
    if (link) {
        link.click();
        console.log(link);
    } else {
        clearInterval(identifier);
    }
}, 2000);