var pics = new Array();

var index = 0;
	pics[index++] = '<img src="drw/0.gif" title="Doom" alt="Doomsday" border="0">';
	pics[index++] = '<img src="drw/1.jpg" title="Fires" alt="Fires" border="0">';
	pics[index++] = '<img src="drw/2.jpg" title="Hmmm." alt="Hmmm." border="0">';
	pics[index++] = '<img src="drw/3.jpg" title="Spiderman in LA / Could" alt="Spiderman in LA / Could" border="0">';
	pics[index++] = '<img src="drw/4.jpg" title="A Complaint" alt="A Complaint" border="0">';
	pics[index++] = '<img src="drw/5.jpg" title="Youth"  alt="Youth" border="0">';
	pics[index++] = '<img src="drw/6.jpg" title="eye / cup" alt="eye / cup" border="0">';
	
	
function swap( img ){
	document.getElementById('book').innerHTML = pics[img];
	}
	
var start = 0;

function next() {
    if (document.getElementById) {
        start++;
        if (start >= index){
        
            start = 0;

            //alert('start is:'+start);

            document.getElementById('book').innerHTML = pics[start];
            
        }else{
         
            document.getElementById('book').innerHTML = pics[start];
        
        }
    }
}