if (document.images) {
image0 = new Image;
image1 = new Image;
image2 = new Image;
image3 = new Image;
image4 = new Image;
image5 = new Image;
image6 = new Image;
image7 = new Image;
image8 = new Image;
image9 = new Image;
image10 = new Image;
image11 = new Image;
image0.src = 'Pictures/ruby7.jpg';
image1.src = 'Pictures/ruby2.jpg';
image2.src = 'Pictures/ruby3.jpg';
image3.src = 'Pictures/Issy2.jpg';
image4.src = 'Pictures/ruby4.jpg';
image5.src = 'Pictures/Issy3.jpg';
image6.src = 'Pictures/ruby5.jpg';
image7.src = 'Pictures/ruby6.jpg';
image8.src = 'Pictures/Issy.jpg';
image9.src = 'Pictures/ruby.jpg';
image10.src = 'Pictures/ruby8.jpg';
image11.src = 'Pictures/ruby9.jpg';
} else {
image0 = '';
image1 = '';
image2 = '';
image3 = '';
image4 = '';
image5 = '';
image6 = '';
image7 = '';
image8 = '';
image9 = '';
image10 = '';
image11 = '';
document.rollimg = '';
} 

var cap = ['Sleeping baby',
'Growing up',
'Ruby blue eyes','Issy posing','Baby Ruby','Sleeping Issy','What a cutie!','High Climbers','Posing again!!!','Look at those ears!!','What is she looking at ?','Together'];

function rollover(n) {
document.rollimg.src = window['image'+n].src;
document.getElementById('caption').innerHTML
 = cap[n];
}