// 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 = 4
var fact = new Array(howMany+1)
fact[0] = "SJSU has one of the five largest enrollments in the California State University system."
fact[1] = "San José State is the largest educational institution in Silicon Valley."
fact[2] = "San José State is the 7th largest public employer in Silicon Valley."
fact[3] = "San Jose State is the number one supplier of education, engineering, computer science and business graduates to Silicon Valley."
fact[4] = "Founded in 1857, SJSU is the oldest public institution of higher education on the West Coast."

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