function popOpen(doo, lnk, num){
  if (!doo) { return; }
  if ($.browser.msie && parseInt($.browser.version,10) <= 6) { $('select').hide(); }
  lnk =  lnk ? '&'+lnk : '';
  $('#popup'+(num||'')).load('/?do='+doo+lnk+'&popup='+(num||1));
  window.scrollTo(0,0);
}

function popClose(num) {
  $('#popup'+(num||'')).html('');
  if ($.browser.msie && parseInt($.browser.version,10) <= 6) { 
    var check = ['popup','popup2'], cur;
	for(var i in check) {
	  if ($('#'+check[i]).html()) { return; } // not all popups closed yet
	}
  	$('select').show(); 
  }
}