temporary icons (from gail) and css rules for junk mail UI. part of bug #169638.

not visible to end user yet.  r/sr=bienvenu, a=asa

themes/modern/jar.mn

@@ -381,8 +381,16 @@ modern.jar:
   skin/modern/messenger/icons/thread-new-closed-kill.gif           (messenger/icons/thread-new-closed-kill.gif)
   skin/modern/messenger/icons/thread-new-closed-offl-eye.gif       (messenger/icons/thread-new-closed-offl-eye.gif)
   skin/modern/messenger/icons/thread-new-closed-offl-kill.gif      (messenger/icons/thread-new-closed-offl-kill.gif)
-  skin/modern/messenger/icons/new-mail-alert.png                     (messenger/icons/new-mail-alert.png)
+  skin/modern/messenger/icons/new-mail-alert.png                   (messenger/icons/new-mail-alert.png)
   skin/modern/messenger/icons/btn1.gif                             (messenger/icons/btn1.gif)
+  skin/modern/messenger/icons/junk.gif                             (messenger/icons/junk.gif)
+  skin/modern/messenger/icons/junk-act.gif                         (messenger/icons/junk-act.gif)
+  skin/modern/messenger/icons/junk-hov.gif                         (messenger/icons/junk-hov.gif)
+  skin/modern/messenger/icons/junk-dis.gif                         (messenger/icons/junk-dis.gif)
+  skin/modern/messenger/icons/message-junk-junk.gif                (messenger/icons/message-junk-junk.gif)
+  skin/modern/messenger/icons/message-junk-other.gif               (messenger/icons/message-junk-other.gif)
+  skin/modern/messenger/icons/message-junk-notjunk.gif             (messenger/icons/message-junk-notjunk.gif)
+  skin/modern/messenger/icons/message-junk-unknown.gif             (messenger/icons/message-junk-unknown.gif)
   skin/modern/messenger/messengercompose/messengercompose.css      (messenger/messengercompose/messengercompose.css)
   skin/modern/messenger/messengercompose/icons/mast-msgcomp.gif    (messenger/messengercompose/icons/mast-msgcomp.gif)
   skin/modern/messenger/smime/msgReadSecurityInfo.css              (messenger/smime/msgReadSecurityInfo.css)

themes/modern/messenger/primaryToolbar.css

@@ -232,18 +232,19 @@
   -moz-image-region: rect(68px 199px 101px 150px) !important;
 }
 
-#button-junk {
-  -moz-image-region: rect(136px 49px 169px 0);
+#button-junk{
+  list-style-image: url("chrome://messenger/skin/icons/junk.gif");
 }
 
-#button-junk[buttonover] {
-  -moz-image-region: rect(136px 99px 169px 50px);
+#button-junk:hover {
+  list-style-image: url("chrome://messenger/skin/icons/junk-hov.gif");
 } 
 
-#button-junk[buttondown] {
-  -moz-image-region: rect(136px 149px 169px 100px);
-} 
+#button-junk:hover:active {
+  list-style-image: url("chrome://messenger/skin/icons/junk-act.gif");
+}
+
+#button-junk[disabled="true"] {
+  list-style-image: url("chrome://messenger/skin/icons/junk-dis.gif");
+}
 
-#button-junk[disabled] {
-  -moz-image-region: rect(136px 199px 169px 150px) !important;
-} 

themes/modern/messenger/threadPane.css

@@ -181,6 +181,24 @@ treechildren:-moz-tree-image(flaggedCol, flagged) {
   list-style-image: url("chrome://messenger/skin/icons/flagcol-flagged.gif");
 }
 
+/* ..... junkStatus column ..... */
+
+treecol.junkStatusHeader {
+  list-style-image: url("chrome://messenger/skin/icons/message-junk-other.gif");
+}
+
+treechildren:-moz-tree-image(junkStatusCol) {
+  list-style-image: url("chrome://messenger/skin/icons/message-junk-unknown.gif");
+}
+
+treechildren:-moz-tree-image(junkStatusCol, junk) {
+  list-style-image: url("chrome://messenger/skin/icons/message-junk-junk.gif");
+}
+
+treechildren:-moz-tree-image(junkStatusCol, notjunk) {
+  list-style-image: url("chrome://messenger/skin/icons/message-junk-notjunk.gif");
+}
+
 /* ..... subject column ..... */
 
 treechildren:-moz-tree-image(subjectCol) {