function contact()
{
window.open("contacto.htm","Contacto",'width=551,height=231,top=180,left=110,directories=no,status=no,location=center,toolbar=no,scrollbars=no,resizeable=no,menubar=no,copyhistory=no')
}

function quienes()
{
window.open("http://www.fotonline.com/quienes.htm","Quienes",'width=567,height=370,top=180,left=110,directories=no,status=no,location=center,toolbar=no,scrollbars=yes,resizeable=no,menubar=no,copyhistory=no')
}

function interes()
{
window.open("http://www.fotonline.com/mas_interes.html","Interes",'width=670,height=285,top=180,left=110,directories=no,status=no,location=center,toolbar=no,scrollbars=no,resizeable=no,menubar=no,copyhistory=no')
}