var numberofpics = 10

var pic = new Array(numberofpics);

pic[0] = "images/faces-01.jpg";
pic[1] = "images/faces-02.jpg";
pic[2] = "images/faces-03.jpg";
pic[3] = "images/faces-04.jpg";
pic[4] = "images/faces-05.jpg";
pic[5] = "images/faces-06.jpg";
pic[6] = "images/faces-07.jpg";
pic[7] = "images/faces-08.jpg";
pic[8] = "images/faces-09.jpg";
pic[9] = "images/faces-10.jpg";

now=new Date()

num=(now.getSeconds())%numberofpics

document.write('<img src="'+pic[num]+'" alt="TNPC" width="620" height="100" border="0">')