//______1________________________
function pop_window_mini() {
window.open('mini/index.html', 'popup', 'width=900, height=700, top=50, left=50,  resizable=1, toolbar=1,');
}
//______2________________________
function pop_window_alap() {
window.open('alap/index.html', 'popup', 'width=900, height=700, top=50, left=50,  resizable=1, toolbar=1,');
}
//______3________________________
function pop_window_midi() {
window.open('midi/index.html', 'popup', 'width=900, height=700, top=50, left=50,  resizable=1, toolbar=1,');
}