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   1  /*
   2    $Id: xmlhttp.js 1739 2007-12-20 00:52:16Z hpdl $
   3  
   4    osCMax Power E-Commerce
   5    http://oscdox.com
   6  
   7    Copyright 2008 osCMax
   8  
   9    Released under the GNU General Public License
  10  */
  11  
  12  var http;
  13  
  14  function loadXMLDoc(url, functionCall) {
  15    http = getHTTPObject();
  16  
  17    if (http) {
  18      http.onreadystatechange = functionCall;
  19      http.open("GET", url, true);
  20      http.send("");
  21    }
  22  }
  23  
  24  function getHTTPObject() {
  25    var xmlhttp;
  26  
  27  /*@cc_on
  28    @if (@_jscript_version >= 5)
  29      try {
  30        xmlhttp = new ActiveXObject("Msxml2.XMLHTTP");
  31      } catch (e) {
  32        try {
  33          xmlhttp = new ActiveXObject("Microsoft.XMLHTTP");
  34        } catch (E) {
  35          xmlhttp = false;
  36        }
  37      }
  38    @else
  39      xmlhttp = false;
  40  @end @*/
  41  
  42    if (!xmlhttp && typeof XMLHttpRequest != 'undefined') {
  43      try {
  44        xmlhttp = new XMLHttpRequest();
  45      } catch (e) {
  46        xmlhttp = false;
  47      }
  48    }
  49  
  50    return xmlhttp;
  51  }
  52  
  53  function getKeyCode(evt) {
  54    if (evt) {
  55      return evt.keyCode;
  56    }
  57  
  58    if (window.event) {
  59      return window.event.keyCode;
  60    }
  61  }
  62  
  63  function getEventSource(evt) {
  64    if (evt) {
  65      return evt.target;
  66    }
  67  
  68    if (window.event) {
  69      return window.event.srcElement;
  70    }
  71  }
  72  
  73  function cancelEvent(evt) {
  74    if (evt) {
  75      evt.preventDefault();
  76      evt.stopPropagation();
  77    }
  78  
  79    if (window.event) {
  80      window.event.returnValue = false;
  81    }
  82  }
  83  
  84  function hideDiv(obj) {
  85    if (obj.style.visibility == 'visible') {
  86      obj.style.visibility = 'hidden';
  87      obj.style.display = 'none';
  88    }
  89  }
  90  
  91  function showDiv(obj) {
  92    if (obj.style.visibility != 'visible') {
  93      obj.style.visibility = 'visible';
  94      obj.style.display = 'inline';
  95    }
  96  }
  97  
  98  function isDivVisible(obj) {
  99    return (obj.style.visibility == 'visible');
 100  }
 101  
 102  function urlEncode(string) {
 103    if (window.encodeURIComponent) {
 104      return encodeURIComponent(string);
 105    }
 106  
 107    return escape(string);
 108  }
 109  
 110  function urlDecode(string) {
 111    if (window.decodURIComponent) {
 112      return decodeURIComponent(string);
 113    }
 114  
 115    return unescape(string);
 116  }