You can build a ads.js, JS Below is the documentation of code. This document you need to call a pop-up pages can be, the following code every 24 hours is a pop-up window code: 

  Function openpopup () ( 
  Document.writeln ( "<SCRIPT language=JavaScript>"); 
  Document.writeln ( "window.open ( 'http://www.webjx.com')"); 
  Document.writeln ( "</ script \>"); 
  ) 

  Function get_cookie (Name) ( 
  Var search Name = "=" 
  Var returnvalue = ""; 
  If (document.cookie.length> 0) ( 
  Offset = document.cookie.indexOf (search) 
  If (offset! = -1) ( 
  Offset = search.length 
  End = document.cookie.indexOf (";", offset); 
  If (end == -1) 
  = Document.cookie.length end; 
  Returnvalue = unescape (document.cookie.substring (offset, end)) 
  ) 
  ) 
  Return returnvalue; 
  ) 

  Function webjx_com () ( 
  If (get_cookie ( 'popped')==''){ 
  Openpopup () 
  Document.cookie = "popped = yes" 
  ) 
  ) 
  Webjx_com () 

  Note: You have to change some of the red pop-up ads URL.