var ran_number=Math.floor(Math.random()*19) + 1; 
var imageName="/shared/images/homepage/image"+ran_number+".jpg";
document.write('<div id="image-header-home">');
document.write('<div class="random-image">');
document.write('<img src="'+imageName+'" width="534" height="109" alt="Photographs of British Columbia">');
document.write('</div>');
document.write('<div class="static-image">');
document.write('<img src="/shared/images/homepage/homepage_flag_top.jpg" width="186" height="109" alt="Province of British Columbia"><br>');
document.write('</div>');
document.write('</div>');