// JavaScript Document
function abrir(URL) {

   var width = 780;
   var height = 550;

   var left = 0;
   var top = 0;

   window.open(URL,'fotos', 'width='+width+', height='+height+', top='+top+', left='+left+', scrollbars=yes, status=no, toolbar=no, location=no, directories=no, menubar=no, resizable=no, fullscreen=no');

}