1 files changed, 15 insertions, 1 deletions
diff --git a/mod/update_profile.php b/mod/update_profile.php
index 8ea86eb91..96d8376dc 100644
--- a/mod/update_profile.php
+++ b/mod/update_profile.php
@@ -1,5 +1,7 @@
 <?php
 
+// This page is fetched via ajax to update the profile page with
+// new content while you are viewing it.
 
 require_once('mod/profile.php');
 
@@ -8,7 +10,19 @@ function update_profile_content(&$a) {
 	header("Content-type: text/html");
 	echo "<!DOCTYPE html><html><body>\r\n";
 	echo (($_GET['msie'] == 1) ? '<div>' : '<section>');
-	echo str_replace("\t",'       ',profile_content($a,true));
+
+        // Grab the page inner contents, but move any image src attributes to another attribute name.
+        // Some browsers will prefetch all the images for the page even if we don't need them.
+        // The only ones we need to fetch are those for new page additions, which we'll discover
+        // on the client side and then swap the image back.
+
+
+        $text = profile_content($a,true);
+        $pattern = "/<img([^>]*) src=\"([^\"]*)\"/";
+        $replace = "<img\${1} dst=\"\${2}\"";
+        $text = preg_replace($pattern, $replace, $text);
+
+        echo str_replace("\t",'       ',$text);
 	echo (($_GET['msie'] == 1) ? '</div>' : '</section>');
 	echo "</body></html>\r\n";
 	killme();