function finestra(perc) {

 window.open(perc,'finestra','left=5,top=5,width=500,height=600,scrollbars=1,resizable=1');

}

function finestra2(perc) {

 window.open('finestra2.php?id='+perc,'finestra','left=5,top=5,width=310,height=180,scrollbars=0,resizable=0');

}

function finestra3(perc) {

 window.open('finestra3.php?id='+perc,'finestra','left=5,top=5,width=310,height=220,scrollbars=0,resizable=0');

}

function finestra4(perc) {

 window.open(perc,'finestra','left=5,top=5,scrollbars=1,resizable=1');

}

function finestra5(perc) {

 window.open(perc,'finestra','left=5,top=5,width=400,height=200,scrollbars=1,resizable=0');

}