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/**
 * È¡µÃµ±Ç°Ò³ÃæµÄurl
 * ¿ÉÒÔÔÚµ÷ÓÃajax_queryǰÐÞ¸Ä
 **/
var url = location.href.substr(0, location.href.length-location.search.length);
/**
 * ¸øFunction¶ÔÏóÌí¼ÓÒ»¸öÈ¡µÃº¯ÊýÃûµÄ·½·¨
 **/
Function.prototype.Name = function() {
  var s = Function.prototype.Name.caller.toString();
  return s.split(/[\r\n]+/)[0].replace(/function\s+(\w+).+/g, '$1');
}
/**
 * º¯Êý $
 * ¹¦ÄÜ »ñÈ¡dhtml¶ÔÏó
 * ²ÎÊý e ´ý²éÕҵĶÔÏóid»òname
 * ·µ»Ø ³É¹¦£º¶ÔÏó ʧ°Ü£ºnull
 */
function $(e) {
  var tag = document.getElementById(e);
  if(tag) return tag;
  tag = document.getElementsByName(e);
  if(tag.tagName == undefined) return null;
  return tag;
}
/**
 * º¯Êý ajax_query
 * ¹¦ÄÜ Ïò·þÎñÆ÷·¢ËÍÖ¸Á²¢´¦Àí·µ»ØÊý¾Ý
 * ²ÎÊý
 *   method ·þÎñÆ÷¶Ë·½·¨Ãû
 *   tag   ½ÓÊÜ·µ»ØÊý¾ÝµÄdhml¶ÔÏóÃû£¬È±Ê¡Ê±ÓÉ·þÎñÆ÷¾ö¶¨´¦Àí·½Ê½
 *   ÆäËû  Ïò·þÎñÆ÷¶Ë´«µÝµÄÆäËû²ÎÊý£¬¿Éȱʡ
 * ˵Ã÷ ËäÈ»Msxml2.XMLHTTPÓÐ×űÈMicrosoft.XMLHTTP¸üÓÅÐãµÄÐÔÄÜ£¬µ«ÊÇÔÚÅäÖýϵ͵Ä
 *      »·¾³Ï²¢²»ÄÜÕý³£¹¤×÷¡£µ±È·ÈÏÄܹ»Õý³£¹¤×÷ʱ£¬ÔÙɾȥעÊÍ
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function ajax_query(method, tag) {
 //³¢ÊÔ´´½¨XMLHTTP¶ÔÏó
 var xmlhttp;
//// try {
////  xmlhttp = new ActiveXObject("Msxml2.XMLHTTP");
//// }catch(e) {
  try {
   xmlhttp = new ActiveXObject("Microsoft.XMLHTTP");
  } catch (oc) {
   xmlhttp = null;
  }
////   }
 if(!xmlhttp && typeof XMLHttpRequest != "undefined") {
  var xmlhttp = new XMLHttpRequest(); // Mozilla, Safari, ...
 }
 if(! xmlhttp) {
  alert('´íÎó! ȱÉÙÁ¬½Ó×é¼þ');
  return;
 }
 if(arguments.length == 0) {
  alert(Function.Name()+'ÖÁÉÙÐèÒªÒ»¸ö·½·¨Ãû');
  return;
 }
 var data =


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