// Run on load

if (window.addEventListener) // Firefox
 {
    window.addEventListener('load', DidYouKnow, false);;
 } 
 else if (window.attachEvent) // IE
 {   
    window['onload'] = DidYouKnow;
 } 

function DidYouKnow() {
var tempD=document.getElementById("didyouknowrand");
 if (tempD) 
{
var howMany = 3
var fact = new Array(howMany+1)
fact[0] = "The Writing Center can help you with any writing needs: http://www.sjsu.edu/writingcenter"
fact[1] = "Join our student groups! Click Community for more information"
fact[2] = "Use our links to online booksellers to give to the department. Click Giving to the Dept."
fact[3] = "Check out the News & Events for the latest."

var rand=Math.floor(fact.length*Math.random());
var randfact = fact[rand];
tempD.innerHTML=randfact;
 }
}