function abrir(x) {

var width =700;
var height =400;

var left = ((screen.width)/2)-(width/2);
var top = ((screen.height)/2)-(height/2);
window.close;
window.open(x,'janela', 'width='+width+', height='+height+', top='+top+', left='+left+', scrollbars=yes, status=no, toolbar=no, location=no, directories=no, menubar=no, resizable=no, fullscreen=no');

}

function abrirPop(x,width,height) {

var left = ((screen.width)/2)-(width/2);
var top = ((screen.height)/2)-(height/2);
window.close;
window.open(x,'janela', 'width='+width+', height='+height+', top='+top+', left='+left+', scrollbars=no, status=no, toolbar=no, location=no, directories=no, menubar=no, resizable=yes, fullscreen=no');

}