function popupWindow(URL){
  var _w = null;
 var _w=window.open(URL,'show_big_picture','top=0,fullscreen=0,location=0,menubar=0,scrollbars=no,status=0,toolbar=0,resizable=1');
}

function openWindow(URL)
{
var _w = null;
  var _w=window.open(URL,'Operation','width=460,resizable=1,scrollbars=0,height=50,left=150,top=200','status=1');

}
function openWindowmiddle(URL)
{
var _w = null;
  var _w=window.open(URL,'Operation','width=460,resizable=1,scrollbars=0,height=50,left=150,top=200','status=1');

}

function newWindow(URL)
{
var _w = null;
  var _w=window.open(URL,'Operation','width=700,resizable=1,scrollbars=1,height=580,left=50,top=100','status=1');

}



function refresh(){

r=opener.reload();
return true;

}