diff --git a/rhodecode/controllers/pullrequests.py b/rhodecode/controllers/pullrequests.py
--- a/rhodecode/controllers/pullrequests.py
+++ b/rhodecode/controllers/pullrequests.py
@@ -121,12 +121,17 @@ class PullrequestsController(BaseRepoCon
                     category='warning')
             redirect(url('summary_home', repo_name=org_repo.repo_name))
 
+        org_rev = request.GET.get('rev_end')
+        # rev_start is not directly useful - its parent could however be used
+        # as default for other and thus give a simple compare view
+        #other_rev = request.POST.get('rev_start')
+
         other_repos_info = {}
 
         c.org_repos = []
         c.org_repos.append((org_repo.repo_name, org_repo.repo_name))
         c.default_org_repo = org_repo.repo_name
-        c.org_refs, c.default_org_ref = self._get_repo_refs(org_repo.scm_instance)
+        c.org_refs, c.default_org_ref = self._get_repo_refs(org_repo.scm_instance, org_rev)
 
         c.other_repos = []
         # add org repo to other so we can open pull request against itself
@@ -197,17 +202,6 @@ class PullrequestsController(BaseRepoCon
         revisions = _form['revisions']
         reviewers = _form['review_members']
 
-        # if we have cherry picked pull request we don't care what is in
-        # org_ref/other_ref
-        rev_start = request.POST.get('rev_start')
-        rev_end = request.POST.get('rev_end')
-
-        if rev_start and rev_end:
-            # this is swapped to simulate that rev_end is a revision from
-            # parent of the fork
-            org_ref = 'rev:%s:%s' % (rev_end, rev_end)
-            other_ref = 'rev:%s:%s' % (rev_start, rev_start)
-
         title = _form['pullrequest_title']
         description = _form['pullrequest_desc']
 
diff --git a/rhodecode/templates/changelog/changelog.html b/rhodecode/templates/changelog/changelog.html
--- a/rhodecode/templates/changelog/changelog.html
+++ b/rhodecode/templates/changelog/changelog.html
@@ -32,7 +32,7 @@
                     <canvas id="graph_canvas"></canvas>
                 </div>
                 <div id="graph_content">
-                    <div class="info_box" style="clear: both;padding: 10px 6px;text-align: right;">
+                    <div class="info_box" style="clear: both;padding: 10px 6px;min-height: 12px;text-align: right;">
                     <a href="#" class="ui-btn small" id="rev_range_container" style="display:none"></a>
                     <a href="#" class="ui-btn small" id="rev_range_clear" style="display:none">${_('Clear selection')}</a>
 
@@ -160,11 +160,15 @@
                             }
                         }
                         if(YUD.get('open_new_pr')){
-                          if(checked_checkboxes.length>0){
-                            // modify open pull request to show we have selected cs
-                            YUD.get('open_new_pr').innerHTML = _TM['Open new pull request for selected changesets'];
-                          }else{
-                            YUD.get('open_new_pr').innerHTML = _TM['Open new pull request'];
+                          if(checked_checkboxes.length>1){
+                              YUD.setStyle('open_new_pr','display','none');
+                            } else {
+                               YUD.setStyle('open_new_pr','display','');
+                            if(checked_checkboxes.length>0){
+                              YUD.get('open_new_pr').innerHTML = _TM['Open new pull request for selected changesets'];
+                            }else{
+                              YUD.get('open_new_pr').innerHTML = _TM['Open new pull request'];
+                            }
                           }
                         }
 
@@ -191,6 +195,7 @@
                         else{
                             YUD.setStyle('rev_range_container','display','none');
                             YUD.setStyle('rev_range_clear','display','none');
+                            YUD.get('open_new_pr').href = pr_tmpl
                             YUD.setStyle('compare_fork','display','');
                         }
                     };