Additional 'inside' class allows pre-allocation of the context menu space

core/src/main/resources/hudson/widgets/HistoryWidget/entry.jelly

@@ -35,7 +35,7 @@ THE SOFTWARE.
       ${build.displayName}
     </td>
     <td style="padding-right:0">
-      <a class="tip model-link tl-tr" href="${link}">
+      <a class="tip model-link tl-tr inside" href="${link}">
         <i:formatDate value="${build.timestamp.time}" type="both" dateStyle="medium" timeStyle="medium"/>
       </a>
     </td>

core/src/main/resources/lib/layout/breadcrumbs.css

@@ -58,4 +58,9 @@
   position: absolute;
   visibility: hidden;
   cursor: pointer;
+  z-index: 999;
+}
+
+A.model-link.inside {/* additional 'inside' class allows pre-allocation of the context menu space */
+  padding-right: 16px;
 }
\ No newline at end of file

core/src/main/resources/lib/layout/breadcrumbs.js

@@ -100,10 +100,12 @@ var breadcrumbs = (function() {
          *      DOM node to attach this selector to.
          */
         menuSelector.show = function(target) {
-            var xy = YAHOO.util.Dom.getXY(target);
+            var xy = Dom.getXY(target);
+            if ($(target).hasClassName("inside"))
+                xy[0] -= this.offsetWidth;  // show the menu selector inside the text
             xy[0] += target.offsetWidth;
             xy[1] += target.offsetHeight/2 - this.offsetHeight/2;
-            YAHOO.util.Dom.setXY(this, xy);
+            Dom.setXY(this, xy);
             this.target = target;
 
             this.style.visibility = "visible";