function RandomNumber()
{
var today = new Date();
var num= Math.abs(Math.sin(today.getTime()/1000));
return num;
}
function RandomGraphics()
{
var x = RandomNumber();
if (x > .75 && x < 1 )
{document.write(""); return;
}
if (x > .50 && x < .75 )
{document.write(""); return;
}
if (x > .25 && x < .50 )
{document.write(""); return;
}
if (x > 0 && x < .25 )
{document.write(""); return;
}
}