arr = new Array(
["When I have had a tough time I can walk in here and my spirit just calms down. It is a very serene atmosphere."],
["The people at the clinic are great. I was afraid at first, but now I look forward to seeing the smiling faces at The Center."],
["I love my counselor. She has been so wonderful to me. She is very open, and she has really been sweet, understanding, and helpful."]
// 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;  }