function popUpCenteredWindow(l) {
var iMyWidth;
var iMyHeight;
iMyWidth = (window.screen.width/2) - (840 + 10);
iMyHeight = (window.screen.height/2) - (620 + 50);
var win2 = window.open(l,"Detalii","status,height=620,width=840,resizable=no,left=" + iMyWidth + ",top=" + iMyHeight +
 ",screenX=" + iMyWidth + ",screenY=" + iMyHeight + ",scrollbars=no");
win2.focus();
}