// funcion pop-up window for video

  function pop_window() {
  
    window.open('video_expo.html', 'popup', 'width=450, height=380, top=100, left=100, menubar=0, scrollbars=0, location=0, toolbar=0,  resizable=1, status=0');
    
}

// funcion pop-up window for galeria bogota

  function pop_windowBogota() {
  
    window.open('fotos_bogota/fotos_bogota.html', 'popup', 'width=480, height=400, top=100, left=100, menubar=0, scrollbars=0, location=0, toolbar=0,  resizable=1, status=0');
    
}
// funcion pop-up window for galeria medellin

  function pop_windowMedellin() {
  
    window.open('fotos_medellin/fotos_medellin.html', 'popup', 'width=480, height=400, top=100, left=100, menubar=0, scrollbars=0, location=0, toolbar=0,  resizable=1, status=0');
    
}