var imageList=new Array(3)
imageList[0]=new Array("images/home_photo_1.jpg","lifestyle.aspx?id=5");
imageList[1]=new Array("images/home_photo_2.jpg","people.aspx?id=4");
imageList[2]=new Array("images/home_photo_3.jpg","people.aspx?id=9");  

// OVER WRITES THE HOME PAGE IMAGE SRC
WriteHomeImage();

// GENERATES A RANDOM NUMBER BETWEEN 0 AND MAX DIGIT
function getRandomNumber(maxDigit)
{
    var ranNum= Math.round(Math.random()*maxDigit);
    return ranNum;
}

// RETURNS A RANDOM 
function WriteHomeImage()
{
	var id = getVarFromURL("id");
	var whichImage;
	if(id == null){whichImage = getRandomNumber(imageList.length-1);}
	else{whichImage = parseInt(id)}
	
	document.getElementById('homeImage').src = imageList[whichImage][0];
	document.getElementById('homeImageLink').href = imageList[whichImage][1];
}