text: function getUrlVars() {
      var vars = [], hash;
      var hashes = top.location.href.slice(top.location.href.indexOf('?') + 1).split('&');
      for(var i = 0; i < hashes.length; i++) {
          hash = hashes[i].split('=');
          vars.push(hash[0]);
          vars[hash[0]] = hash[1];
      }
      return vars;
  }
  
  function getTimeScale(milliseconds) {
      var seconds = milliseconds/(1000);
      var minutes, hours, days;
      var timeScale;
  
      minutes = seconds/60;
      if(seconds < 60) {
          timeScale = 'sec'
      } else if(seconds/60 < 60) {
          timeScale = 'min';
      } else if(minutes/3600 < 24) {
          timeScale = 'hrs';
      } else {
          days = minutes/(3600*24);
          timeScale = 'days';
      }
      return timeScale;
  }
  
  function convertTime(unit, time) {
      switch(unit) {
          case 'sec':
              time = time/1000;
              break;
          case 'min':
              time = time/(1000*60)
              break;
          case 'hrs':
              time = time/(1000*60*60);
              break;
          case 'days':
              time = time/(1000*60*60*24);
              break;
          default:
              break;
      }
      return time;
  }