//display random home page text
var random = Math.ceil(Math.random() * 3);
    
var theImages = new Array() 

theImages[0] = '.jpg'
theImages[1] = '_2.jpg'
theImages[2] = '_3.jpg'

var j = 0

var p = theImages.length;
var preBuffer = new Array()
var whichImage = Math.round(Math.random()*(p-1));

preBuffer[0] = new Image()
preBuffer[0].src = '/site_img/home_coverage_col1'+theImages[whichImage]
preBuffer[1] = new Image()
preBuffer[1].src = '/site_img/home_coverage_col2'+theImages[whichImage]
preBuffer[2] = new Image()
preBuffer[2].src = '/site_img/home_coverage_col3'+theImages[whichImage]

    
function showImage1(){
    document.write('<img src="/site_img/home_coverage_col1'+theImages[whichImage]+'" class="thumb" >');
}

function showImage2(){
    document.write('<img src="/site_img/home_coverage_col2'+theImages[whichImage]+'" class="thumb" >');
}

function showImage3(){
    document.write('<img src="/site_img/home_coverage_col3'+theImages[whichImage]+'" class="thumb" >');
}