function op(str,nome) {

x=screen.width/8
x1=x*6
y=screen.height/8
y2=y*6
window.open(str,nome,'left='+ x +',top='+y+',width='+ x1 +',height='+ y2 +',resizable=yes,status=no,location=no,toolbar=no,scrollbars=yes');

}

function zoom_pre(str,nome) {

x=screen.width/8
x1=x*6
y=screen.height/8
y2=y*6
window.open(str,nome,'left='+ x +',top='+y+',width='+ x1 +',height='+ y2 +',resizable=yes,status=no,location=no,toolbar=no,scrollbars=yes');

}



function zoom(nome) {

x=screen.width/8
x1=x*6
y=screen.height/8
y2=y*6
window.open('/zoom.php?id='+nome,'nome','left='+ x +',top='+y+',width='+ x1 +',height='+ y2 +',resizable=yes,status=no,location=no,toolbar=no,scrollbars=yes');

}