function Mapsite() { window.open("mapa.htm","","Width=510,Height=280,left=100,top=100,scrollbars=no","false") 
  }
function Mapsite_index() { window.open("cinco_rios/english/mapa.htm","","Width=510,Height=280,left=100,top=100,scrollbars=no","false") 
  }
function banner() { window.open("banner.htm","","Width=250,Height=350,left=100,top=100,scrollbars=no","false") 
  }
function banner_index() { window.open("cinco_rios/english/banner.htm","","Width=250,Height=350,left=100,top=100,scrollbars=no","false") 
  }
function go(page) { 
window.opener.location.href = page; 
  }