delayrepaysniper tweaks

// ==UserScript==
// @name       Delay Repay
// @namespace   work
// @description Tweaks for UI
// @include     http://www.delayrepaysniper.com/*
// @require     http://ajax.googleapis.com/ajax/libs/jquery/1/jquery.min.js
// @version     1
// ==/UserScript==
$(document).ready(function() {   
  tweak();
  setInterval(tweak, 15000);
});
function tweak() {
    // Get the Date (second column).
    $('td:nth-child(2)').filter(function () {
        // Get the day using regex.
        var patt = /(\d+)\/\d+\//;
        var res = patt.exec($(this).text());
        var day = parseInt(res[1]);
        // Change the color of the row.
        $(this).closest('tr').css('background-color', colorgen(day));
        return;
      });
  
    // Change color of view claim.
    $("a[href^=claim-information]").css("background-color", "greenyellow").css("padding", "6px");

}

function colorgen (i) {
    var m = .3;
    r   = Math.sin(m*i + 0) * 127 + 128;
    g = Math.sin(m*i + 2) * 127 + 128;
    b  = Math.sin(m*i + 4) * 127 + 128;
    return 'rgb(' + Math.round(r) + ',' + Math.round(g) + ',' + Math.round(b) + ')';
  }