Better name for javascript file.

js/update-location.js

@@ -0,0 +1,62 @@
+/* vim: set expandtab sw=4 ts=4 sts=4: */
+/**
+ * Scripts to update location to allow bookmarking of frameset
+ * and restoring the bookmark once the page is loaded.
+ *
+ * @version $Id$
+ */
+
+var hash_to_set = "";
+var hash_init_done = 0;
+
+/**
+ * Sets hash part in URL, either calls itself in parent frame or does the
+ * work itself. The hash is not set directly if we did not yet process old 
+ * one.
+ */
+function setURLHash(hash) {
+    if (jQuery.browser.webkit) {
+        /* 
+         * Setting hash leads to reload in webkit: 
+         * http://www.quirksmode.org/bugreports/archives/2005/05/Safari_13_visual_anomaly_with_windowlocationhref.html
+         */
+        return;
+    }
+    if (window.parent != window && window.parent.setURLHash) {
+        window.parent.setURLHash(hash);
+    } else {
+        /* Do not set if we're not updating frameset */
+        var path = window.location.pathname;
+        if (path.substring(path.length - 9, path.length) != "index.php") {
+            return;
+        }
+        if (hash_init_done) {
+            window.location.hash = "PMAURL:" + hash;
+        } else {
+            hash_to_set = "PMAURL:" + hash;
+        }
+    }
+}
+
+/**
+ * Handler for changing url according to the hash part, which is updated
+ * on each page to allow bookmarks.
+ */
+jQuery(document).ready(function(){
+    /* Don't do anything if we're not root Window */
+    if (window.parent != window && window.parent.setURLHash) {
+        return;
+    }
+    /* Check if hash contains parameters */
+    if (window.location.hash.substring(0, 8) == '#PMAURL:') {
+        window.location = 'index.php?' + window.location.hash.substring(8);
+        return;
+    }
+    /* Check if we should set URL */
+    if (hash_to_set != "") {
+        window.location.hash = hash_to_set;
+        hash_to_set = "";
+    }
+    /* Indicate that we're done (and we are not going to change location */
+    hash_init_done = 1;
+})