Pullups for OL 2.8 RC3.

jQuery lib fix (Closes #1391)
  getRenderedSize regression (Closes #1906)
  element.scrolls error with panzoombar (Closes #2054)
  createUrlObject bug (Closes #2060)
  google layer in late rendered maps (Closes #2075)
  IE6/Lang.nb bug (Closes #2093)
  Layer.TMS/TileCache bugs (Closes #2099) (Closes #2100)
  Graphic names issues (Closes #2101)


git-svn-id: http://svn.openlayers.org/branches/openlayers/2.8@9406 dc9f47b5-9b13-0410-9fdd-eb0c1a62fdaf

lib/OpenLayers/Util.js

@@ -32,10 +32,10 @@ OpenLayers.Util.getElement = function() {
 };
 
 /** 
- * Maintain $() from prototype
+ * Maintain existing definition of $.
  */
-if ($ == null) {
-    var $ = OpenLayers.Util.getElement;
+if(typeof window.$  === "undefined") {
+    window.$ = OpenLayers.Util.getElement;
 }
 
 /**
@@ -1346,7 +1346,21 @@ OpenLayers.Util.isEquivalentUrl = function(url1, url2, options) {
 OpenLayers.Util.createUrlObject = function(url, options) {
     options = options || {};
 
-    var urlObject = {};
+    // deal with relative urls first
+    if(!(/^\w+:\/\//).test(url)) {
+        var loc = window.location;
+        var port = loc.port ? ":" + loc.port : "";
+        var fullUrl = loc.protocol + "//" + loc.host + port;
+        if(url.indexOf("/") === 0) {
+            // full pathname
+            url = fullUrl + url;
+        } else {
+            // relative to current path
+            var parts = loc.pathname.split("/");
+            parts.pop();
+            url = fullUrl + parts.join("/") + "/" + url;
+        }
+    }
   
     if (options.ignoreCase) {
         url = url.toLowerCase(); 
@@ -1355,13 +1369,15 @@ OpenLayers.Util.createUrlObject = function(url, options) {
     var a = document.createElement('a');
     a.href = url;
     
+    var urlObject = {};
+    
   //host (without port)
     // if we don't have a host (which is the case with URLs starting with "/"
     // in IE), take the window location's host to match other browsers that
     // fill in the window's location host automatically
     urlObject.host = a.host || window.location.host;
     var port = a.port;
-    if (port.length <= 0) {
+    if (port.length > 0) {
         var newHostLength = urlObject.host.length - (port.length);
         urlObject.host = urlObject.host.substring(0, newHostLength); 
     }
@@ -1540,9 +1556,7 @@ OpenLayers.Util.getRenderedDimensions = function(contentHTML, size, options) {
     
     // create temp container div with restricted size
     var container = document.createElement("div");
-    container.style.overflow= "";
-    container.style.position = "absolute";
-    container.style.left = "-9999px";
+    container.style.visibility = "hidden";
         
     var containerElement = (options && options.containerElement) 
     	? options.containerElement : document.body;
@@ -1567,12 +1581,40 @@ OpenLayers.Util.getRenderedDimensions = function(contentHTML, size, options) {
     var content = document.createElement("div");
     content.innerHTML = contentHTML;
     
+    // we need overflow visible when calculating the size
+    content.style.overflow = "visible";
+    if (content.childNodes) {
+        for (var i=0, l=content.childNodes.length; i<l; i++) {
+            if (!content.childNodes[i].style) continue;
+            content.childNodes[i].style.overflow = "visible";
+        }
+    }
+    
     // add content to restricted container 
     container.appendChild(content);
     
     // append container to body for rendering
     containerElement.appendChild(container);
     
+    // Opera and IE7 can't handle a node with position:aboslute if it inherits
+    // position:absolute from a parent.
+    var parentHasPositionAbsolute = false;
+    var parent = container.parentNode;
+    while (parent && parent.tagName.toLowerCase()!="body") {
+        var parentPosition = OpenLayers.Element.getStyle(parent, "position");
+        if(parentPosition == "absolute") {
+            parentHasPositionAbsolute = true;
+            break;
+        } else if (parentPosition && parentPosition != "static") {
+            break;
+        }
+        parent = parent.parentNode;
+    }
+
+    if(!parentHasPositionAbsolute) {
+        container.style.position = "absolute";
+    }
+    
     // calculate scroll width of content and add corners and shadow width
     if (!w) {
         w = parseInt(content.scrollWidth);