Toward dotless identifiers.

lib/OpenLayers/Util.js

@@ -139,7 +139,8 @@ OpenLayers.Util.indexOf = function(array, obj) {
  *
  * Parameters:
  * element - {DOMElement} DOM element to modify.
- * id - {String} The element id attribute to set.
+ * id - {String} The element id attribute to set.  Note that dots (".") will be
+ *     replaced with underscore ("_") in setting the element id.
  * px - {<OpenLayers.Pixel>|Object} The element left and top position,
  *                                  OpenLayers.Pixel or an object with
  *                                  a 'x' and 'y' properties.
@@ -157,7 +158,7 @@ OpenLayers.Util.modifyDOMElement = function(element, id, px, sz, position,
                                             border, overflow, opacity) {
 
     if (id) {
-        element.id = id;
+        element.id = id.replace(/\./g, "_");
     }
     if (px) {
         element.style.left = px.x + "px";
@@ -195,7 +196,8 @@ OpenLayers.Util.modifyDOMElement = function(element, id, px, sz, position,
  * Parameters:
  * id - {String} An identifier for this element.  If no id is
  *               passed an identifier will be created 
- *               automatically.
+ *               automatically.  Note that dots (".") will be replaced with
+ *               underscore ("_") when generating ids.
  * px - {<OpenLayers.Pixel>|Object} The element left and top position,
  *                                  OpenLayers.Pixel or an object with
  *                                  a 'x' and 'y' properties.
@@ -928,6 +930,7 @@ OpenLayers.Util.lastSeqID = 0;
  * 
  * Parameters:
  * prefix - {String} Optional string to prefix unique id. Default is "id_".
+ *     Note that dots (".") in the prefix will be replaced with underscore ("_").
  * 
  * Returns:
  * {String} A unique id string, built on the passed in prefix.
@@ -935,6 +938,8 @@ OpenLayers.Util.lastSeqID = 0;
 OpenLayers.Util.createUniqueID = function(prefix) {
     if (prefix == null) {
         prefix = "id_";
+    } else {
+        prefix = prefix.replace(/\./g, "_");
     }
     OpenLayers.Util.lastSeqID += 1; 
     return prefix + OpenLayers.Util.lastSeqID;