leaderboard research speed

var ich = prompt('Meine Research Time?','25');
for(var i=0; i<20; i++){
    var foo = $('tr:contains("2015")')[i].children[4].innerHTML.replace(/,/g,'');
    var bar = parseInt($('td:contains("researched")')[i].innerHTML.slice(37,99).replace(/,/g,''));
    var fac = (($('tr[name*="user"]')[i].innerHTML.indexOf('chickenwing')>-1)||($('tr[name*="user"]')[i].innerHTML.indexOf('masterresearcher')>-1)) ? 15 : 10;
    var mem = Math.ceil((10000/fac)*bar/foo)/10;
    var col;
    if(Math.ceil(mem)<ich){
        col='<font color="red"><h3>';
    }else if(Math.ceil(mem)>ich){
        col='<font color="lightgreen"><h3>';
    } else {
        col='<font color="black"><h3>';
    }
    $('tr[name*="user"]')[i].children[$('tr[name*="user"]')[i].children.length-1].innerHTML = col+mem+'</h3></font>';
}