arr = new Array(
["<span>My counselor helped me verbalize something that had been bothering me for 25 years, thank you!</span>"],
["<span>I received exactly what I needed from the intensive program.</span>"],
["<span>Your facility hospitality was excellent. The staff was knowledgeable and responsive to clients needs.</span"],
["<span>The Center - a real treasure in our time of crisis. Thank you all!</span>"],
["<span>The Center is a great place. It was amazing to see all the team work. Thank you for everything.</span>"],
["<span>I am so grateful that this was your passion because The Center has helped me save my life.</span>"],
["<span>Thank you, I don't know if I would still be alive if I hadn't come.</span>"]// no comma at the end of last index 
);

var lasturl="0"; 
function completeimage(){   var randNum = getRand();
document.getElementById("arr").innerHTML = arr[randNum][0]; 
setTimeout('completeimage()',10000);  }  
function getRand () {   var rnum;   
var id=Math.round(Math.random()*(arr.length-1));  
 rnum = id;   if (rnum==lasturl) { rnum = getRand(); }   
lasturl=rnum;   return rnum;  }