1 files changed, 95 insertions, 0 deletions
diff --git a/lib/scripts/tw-sack.js b/lib/scripts/tw-sack.js
new file mode 100644
index 000000000..8a9d12746
--- /dev/null
+++ b/lib/scripts/tw-sack.js
@@ -0,0 +1,95 @@
+// ====== Simple Ajax Code Kit =======
+// code by Gregory Wild-Smith (c)2005
+// http://twilightuniverse.com
+// If you use this code please keep this credit intact.
+// A link or email would be nice, but is not required.
+// v1.01
+
+function sack(file){
+  this.AjaxFailedAlert = "Your browser doesn't support the extended functionality of this website, and therefore you have have an experience that differs from the intended one.\n";
+  this.requestFile = file;
+  this.method = "POST";
+  this.URLString = "";
+  this.encodeURIString = true;
+  this.execute = false;
+
+  this.onLoading = function() { };
+  this.onLoaded = function() { };
+  this.onInteractive = function() { };
+  this.onCompletion = function() { };
+  
+  this.createAJAX = function() {
+    try {
+      this.xmlhttp = new ActiveXObject("Msxml2.XMLHTTP");
+    } catch (e) {
+      try {
+        this.xmlhttp = new ActiveXObject("Microsoft.XMLHTTP");
+      } catch (oc) {
+        this.xmlhttp = null;
+      }
+    }
+    if(!this.xmlhttp && typeof XMLHttpRequest != "undefined")
+      this.xmlhttp = new XMLHttpRequest();
+    if (!this.xmlhttp){
+      // no XMLHttpRequest support, so no AJAX.
+      this.failed = true; 
+    }
+  };
+
+  this.encodeURLString = function(string){
+    varArray = string.split('&');
+    for (i = 0; i < varArray.length; i++){
+      urlVars = varArray[i].split('=');
+      if (urlVars[0].indexOf('amp;') != -1){
+        urlVars[0] = urlVars[0].substring(4);
+      }
+      urlVars[0] = encodeURIComponent(urlVars[0]);
+      urlVars[1] = encodeURIComponent(urlVars[1]);
+      varArray[i] = urlVars.join("=");
+    }
+  return varArray.join('&');
+  }
+  
+  this.runResponse = function(){
+    eval(this.response);
+  }
+  
+  this.runAJAX = function(urlstring){
+    if (urlstring){ this.URLString = urlstring; }
+    if (this.element) { this.elementObj = document.getElementById(this.element); }
+    if (this.xmlhttp) {
+      var self = this; // wierd fix for odd behavior where "this" wouldn't work in the readystate function.
+      this.xmlhttp.open(this.method, this.requestFile ,true);
+      if (this.method == "POST" && this.xmlhttp.setRequestHeader) {
+        this.xmlhttp.setRequestHeader('Content-Type', 'application/x-www-form-urlencoded')
+      }
+      if (this.encodeURIString){ this.URLString = this.encodeURLString(this.URLString); }
+      this.xmlhttp.send(this.URLString);
+      this.xmlhttp.onreadystatechange = function() {
+        switch (self.xmlhttp.readyState){
+          case 1: // Loading.
+            self.onLoading();
+          break;
+          case 2: // Loaded.
+            self.onLoaded();
+          break;
+          case 3: // Interactive - is called every 4096 bytes.. pretty much just tells you it's downloading data.
+            self.onInteractive();
+          break;
+          case 4: // Completed.
+            self.response = self.xmlhttp.responseText;
+             self.responseXML = self.xmlhttp.responseXML;
+            self.onCompletion();
+            if(self.execute){ self.runResponse(); }
+            if (self.elementObj) { 
+              self.elementObj.innerHTML = self.response;
+            }
+          break;
+        }
+      };
+    }
+  };
+this.createAJAX();
+//if(this.failed && this.AjaxFailedAlert){ alert(this.AjaxFailedAlert); }
+}
+//Setup VIM: ex: et ts=2 enc=utf-8 :