POP UP Notification like Notify apps

Popupnotfication.js

<script>
		$(function() {
$('#someone-purchased').show();
 
          var mytimeAgo = ['20 seconds', '34 seconds','35 seconds', '43 seconds','1 minute', '5 minutes', '10 minutes', '12 minutes', '14 minutes', '16 minutes', '18 minutes', '20 minutes', '25 minutes', '30 minutes', '35 minutes', '40 minutes','42 minutes','45 minutes', '50 minutes', '1 hours'];  

                var randomlytimeAgo = Math.floor(Math.random() * mytimeAgo.length);

                var currentmytimeAgo = mytimeAgo[randomlytimeAgo];


                $(".timeAgo").text(currentmytimeAgo+" ago"); 
            
          
          $("#someone-purchased > div:gt(0)").hide();

          
			setInterval(function() {
			  $('#someone-purchased > div:first')
              .fadeOut(0)
			    .next()
			    .fadeIn(0)
			    .end()
			    .appendTo('#someone-purchased');
              
              
               var mytimeAgo = ['0 minute', '1 minute', '5 minutes', '10 minutes', '12 minutes', '14 minutes', '16 minutes', '18 minutes', '20 minutes', '25 minutes', '30 minutes', '35 minutes', '40 minutes','42 minutes','45 minutes', '50 minutes', '1 hours'];  

                var randomlytimeAgo = Math.floor(Math.random() * mytimeAgo.length);

                var currentmytimeAgo = mytimeAgo[randomlytimeAgo];


                $(".timeAgo").text(currentmytimeAgo+" ago");
     
     
			},  20000);
          
          
          
          	setInterval(function() {
			             
              
          $('#someone-purchased').fadeIn(function() {    $(this).removeClass("fade-out"); }).delay(5000).fadeIn( function() {  $(this).addClass("fade-out"); }).delay(15000); 

       
        
            }, 5000);
          

		});
	</script>
   



{{ 'notify_popup.scss.css' | asset_url | stylesheet_tag }}


{% assign randomly_collection = collections[settings.popup_randomly_collection] %}



{% if settings.popup_enable %}

<div id="someone-purchased" class="customized fade-in" style="display:none;">
 
  
 {% capture index %}{{ 'now' | date: '%S' | times: randomly_collection.products.size | divided_by: 60 }}{% endcapture %}
{% for product in randomly_collection.products offset:index limit:1000 %}
 <div>
  
        <img src="{{ product | img_url: '120x85' }}">
         <p>

        {{ settings.buttom_message }}
        <a href="{{ product.url }}">
         {{ product.title }}</a>
           
           {% if settings.popup_ago_custom_time %}
          <small class="timeAgo"></small>
           
             {% endif %}
        </p>
  </div>

    {% endfor %}
    
  </div>

  




{% endif %}

Can you add in an option for how many seconds in between notifications? Or limit the number of notifications per page?