// JavaScript Document
var Picture = new Array(); // Holds location and size of all pictures
Picture[0] = new Image(800, 115); Picture[0].src  = "images/staticheader01.jpg";
Picture[1] = new Image(800, 115); Picture[1].src  = "images/staticheader02.jpg";
Picture[2] = new Image(800, 115); Picture[2].src  = 'images/staticheader03.jpg';


var altTag_Array = new Array(); //Holds all the strings that are going to be used as alt Tags
altTag_Array[0] = "Sleep Research Society";
altTag_Array[1] = "Sleep Research Society";
altTag_Array[2] = "Sleep Research Society";


//var Header_Link = new Array(); //Holds links for each header image
//Header_Link[0] = "index.aspx";
//Header_Link[1] = "index.aspx";
//Header_Link[2] = "index.aspx";

var rnum;

function showRndImage()
{
	var rnum = Math.round(Math.random()*(Picture.length-1));

	document.images.rImage.src = Picture[rnum].src;
	document.images.rImage.width = Picture[rnum].width;
	document.images.rImage.height = Picture[rnum].height;
	document.images.rImage.alt = altTag_Array[rnum];
	document.images.rImage.title = altTag_Array[rnum];
	
	//Change Link of image
	//document.links.rdmImg.href = Header_Link[rnum];

}