// Script that rotates through portfolio images

// Array of blurbs for the alt and title text.
var blurb = new Array;
    blurb[0] = 'You should never see this blurb.';
    blurb[1] = 'garden room';
    blurb[2] = 'Office After';
    blurb[3] = 'Office After';
    blurb[4] = 'family room';
    blurb[5] = 'bath room';
    blurb[6] = 'living room';
    blurb[7] = 'before and after';
    blurb[8] = 'before and after';
    
// Array of links to larger images
var page = new Array;
	page[0] = 'you should never see this';
	page[1] = '/projects/1gardenroom.shtml';
	page[2] = '/project-gallery/wheeler-lower-level-before-after/';
	page[3] = '/project-gallery/wheeler-lower-level-before-after/';
	page[4] = '/project-gallery/wheeler-lower-level-before-after/';
	page[5] = '/project-gallery/wheeler-lower-level-before-after/';
	page[6] = '/project-gallery/baker-family-room/';
	page[7] = '/project-gallery/kitchen-bath-before-after/';
	page[8] = '/project-gallery/kitchen-bath-before-after/';
	

function rndnumber() {
    var randscript = 0;
    while (randscript <= 0 || randscript > blurb.length-1 || isNaN(randscript)){
      randscript = parseInt(Math.random()*(blurb.length));
    }
    return randscript;
}

// Function to build the entire tag set.
function getSpotlight() {
    var randomSpot = rndnumber();
    var spotText = blurb[randomSpot];
    var spotPage = page[randomSpot];
    if(randomSpot < 10) {
        randomSpot = '0' + randomSpot;
    }
    
    var spotlight = '<a href="';
    spotlight += spotPage;
    spotlight += '" title="';	
    spotlight += spotText;
    spotlight += '">';
    spotlight += '<img src="/images/rotate';
    spotlight += randomSpot;
    spotlight += '.jpg" width="400" height="300" alt="';
    spotlight += spotText;
    spotlight += '" class="portfolioImg" /></a>';
    return spotlight;
}