// JavaScript Document
// note additions or modifications must happen to all three elements
<!--
function randomImage() {
//init array and define images
imgArray = new Array(

	"../images/focus/picasphaug.jpg",  // 
	"../images/focus/picfisher.gif",  // 
	"../images/focus/picnimmo.jpg",  //
	"../images/focus/picglatz.jpg",  //
	"../images/focus/pickeck.jpg"  //

);

//define URL for image/more
urlArray = new Array (
	
	/* erik */  "focus/asphaug.html",   
	/* andy */  "focus/fisher.html",
	/* francis */  "focus/nimmo.html",
	/* glatz */  "focus/glatz.html",
    /* keckisotope */  "http://keckisotope.ucsc.edu"
	
	
	
);



//generate random
index = Math.floor(Math.random() * imgArray.length);
//write out image
document.write("<a href=" + urlArray[index] + "><img alt='click for additional information' src=" + imgArray[index] + " width='310' height='160' border='0'></a>");
}
//-->