// define global variables
var ajaxbutton1="";
var ajaxbutton2="";
var ajaxbutton3="";
var ajaxbutton4="";
var ajaxmessage="";
var ajaxread="";
var ajaxid="";

function getdata(what,button1,button2,button3,button4,message,read,id) { // get data from source
 try {
   xmlhttp = window.XMLHttpRequest?new XMLHttpRequest():
  		new ActiveXObject("Microsoft.XMLHTTP");
 }
 catch (e) { /* do nothing */ }
 
 ajaxbutton1=button1;
 ajaxbutton2=button2;
 ajaxbutton3=button3;
 ajaxbutton4=button4;
 ajaxmessage=message;
 ajaxread=read;
 ajaxid=id;
 xmlhttp.onreadystatechange = triggered; // when request finished, call the function to put result to destination DIVs
 myRand=parseInt(Math.random()*99999999);  // create cache buster
 xmlhttp.open("GET", what + "?rand=" + myRand); // use cache buster
 xmlhttp.send(null);
  return false;
}

function triggered() { // put data returned by requested URL to selected DIVs
  if (xmlhttp.readyState == 4) if (xmlhttp.status == 200)  {
    if (ajaxid == 1) {
      document.getElementById(ajaxbutton1).innerHTML ="<img src='img/fsn-button-text-y.jpg'>";
      document.getElementById(ajaxbutton2).innerHTML ="<img src='img/sm-button-text-n.jpg'>";
      document.getElementById(ajaxbutton3).innerHTML ="<img src='img/tbr-button-text-n.jpg'>";
      document.getElementById(ajaxbutton4).innerHTML ="<img src='img/fc-button-text-n.jpg'>";
      document.getElementById(ajaxmessage).innerHTML =xmlhttp.responseText;
      document.getElementById(ajaxread).innerHTML ="<a href='http://www.42ndgenerationfoundation.com/achieversfaithdigest/category/faithful-saying-nuggets/' class='rm'>Read more...</a>";
    }
    else if (ajaxid == 2) {
      document.getElementById(ajaxbutton1).innerHTML ="<img src='img/fsn-button-text-n.jpg'>";
      document.getElementById(ajaxbutton2).innerHTML ="<img src='img/sm-button-text-y.jpg'>";
      document.getElementById(ajaxbutton3).innerHTML ="<img src='img/tbr-button-text-n.jpg'>";
      document.getElementById(ajaxbutton4).innerHTML ="<img src='img/fc-button-text-n.jpg'>";
      document.getElementById(ajaxmessage).innerHTML =xmlhttp.responseText;
      document.getElementById(ajaxread).innerHTML ="<a href='http://www.42ndgenerationfoundation.com/achieversfaithdigest/category/scriptural-meditations/' class='rm'>Read more...</a>";
    }
    else if (ajaxid == 3) {
      document.getElementById(ajaxbutton1).innerHTML ="<img src='img/fsn-button-text-n.jpg'>";
      document.getElementById(ajaxbutton2).innerHTML ="<img src='img/sm-button-text-n.jpg'>";
      document.getElementById(ajaxbutton3).innerHTML ="<img src='img/tbr-button-text-y.jpg'>";
      document.getElementById(ajaxbutton4).innerHTML ="<img src='img/fc-button-text-n.jpg'>";
      document.getElementById(ajaxmessage).innerHTML =xmlhttp.responseText;
      document.getElementById(ajaxread).innerHTML ="";
    }
    else if (ajaxid == 4) {
      document.getElementById(ajaxbutton1).innerHTML ="<img src='img/fsn-button-text-n.jpg'>";
      document.getElementById(ajaxbutton2).innerHTML ="<img src='img/sm-button-text-n.jpg'>";
      document.getElementById(ajaxbutton3).innerHTML ="<img src='img/tbr-button-text-n.jpg'>";
      document.getElementById(ajaxbutton4).innerHTML ="<img src='img/fc-button-text-y.jpg'>";
      document.getElementById(ajaxmessage).innerHTML =xmlhttp.responseText;
      document.getElementById(ajaxread).innerHTML ="<a href='index.php?page=faith' class='rm'>Read more...</a>";
    }
  }
}