<!--

function fotosh(url,ventana) {
var miPopup;
w = 900;
h = 600;
x4 = screen.width/2 - (w/2);
y4 = screen.height/2 - (h/2) - 20;
miPopup = window.open(url, ventana, 'height='+h+',width='+w+',scrollbars=0,resizable=1,menubar=0,toolbar=0,status=0,location=0,directories=0,left=' + x4 + ',top=' + y4 + '');
miPopup.focus();
}

function fotosv(url,ventana) {
var miPopup;
w = 430;
h = 650;
x4 = screen.width/2 - (w/2);
y4 = screen.height/2 - (h/2) - 20;
miPopup = window.open(url, ventana, 'height='+h+',width='+w+',scrollbars=0,resizable=1,menubar=0,toolbar=0,status=0,location=0,directories=0,left=' + x4 + ',top=' + y4 + '');
miPopup.focus();
}


function servicios(url,ventana) {
var miPopup;
w = 600;
h = 600;
x4 = screen.width/2 - (w/2);
y4 = screen.height/2 - (h/2) - 20;
miPopup = window.open(url, ventana, 'height='+h+',width='+w+',scrollbars=1,resizable=1,menubar=0,toolbar=0,status=0,location=0,directories=0,left=' + x4 + ',top=' + y4 + '');
miPopup.focus();
}
// -->