var ic = 4;
var q = new Array(ic);
q[0] = "<img width=299 height=262 src='http://www.qesign.com/i/rand1.gif'>";
q[1] = "<img width=299 height=262 src='http://www.qesign.com/i/rand2.gif'>";
q[2] = "<img width=299 height=262 src='http://www.qesign.com/i/rand3.gif'>";
q[3] = "<img width=299 height=262 src='http://www.qesign.com/i/rand4.gif'>";
function pickRandom(range) {if (Math.random)
return Math.round(Math.random() * (range-1)); 
else {var now = new Date();return (now.getTime() / 1000) % range;}}
var choice = pickRandom(ic);
document.write(q[choice]);