arr = new Array(
["<span>The counselor is easy to talk to and is helping me sort out my feelings.</span>"],
["<span>My counselor has helped instill a lot of self-confidence and sense of self.</span>"],
["<span>The positive support and encouragement during this time of crisis has been wonderful.</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;  }