// JavaScript Document
function AbreVentana(mypage,w,h){
var win = null;
LeftPosition = (screen.width) ? (screen.width-w)/2 : 0;
TopPosition = (screen.height) ? (screen.height-h)/2 : 0;
settings = 'height='+h+',width='+w+',top='+TopPosition+',left='+LeftPosition+',location=no,scrollbars=no,resizable=no';
win = window.open('popup.htm?'+mypage,'',settings);
if(win.window.focus){win.window.focus();}
}