var text = 0;

var message=new Array();
  message[0] = "Outside Temperature is 18.8 c"
  message[1] = "The Temperature feels like 17.7 c"    
  message[2] = "Highest Temp Today 21.6 c"
  message[3] = "Average Temp so far 16.4 c" 
  message[4] = "Inside Temperature is 23.0 c"    
  message[5] = "Current Dew Point is 12.1 c"  
  message[6] = "Rainfall in Last Hour 0.0 mm/hr"  
  message[7] = "The latest Wind Gust is 23.4 km/h"  
  message[8] = "Windrun Total Today 64.3 km/h"  
  message[9] = "The current Wind Chill is 18.8 c"  
  message[10] = "The Sun will set Tonight at 20:23"
  message[11] = "The outside Humidity is 65" 
  message[12] = "Total Rainfall Today is 0.0 mm" 
  message[13] = "The current Pressure is 1016.7 hpa" 
function changeText() {
  if (message.length > 0) {
    document.change.descript.value=message[text];
    text++;
  }
  if (text == 12) {text = 0; }  // change the # 4 at the left to the maximum # of message lines you want included
    window.setTimeout("changeText()", 3000); }  // change the # on the left to adjust the speed of the
                                               // scroll. The smaller the # the faster the speed
function addLoadEvent(func) {
  var oldonload = window.onload;
  if (typeof window.onload != 'function') {
    window.onload = func;
  } else {
    window.onload = function() {
      if (oldonload) {
        oldonload();
      }
      func();
    }
  }
}

addLoadEvent(function() {
  changeText();
});