#cuerpo{    min-height:640px; }
* html #cuerpo{ height:640px; }

#menu1{ left:0px; top:650px; z-index:1; }

#flash_1{ position:absolute; left:509px; top:650px; }
#flash_2{ position:absolute; left:0px; top:475px; }
#flash_3{ position:absolute; left:0px; top:152px; }
#flash_5{ position:absolute; left:476px; top:155px; }