Checked in patch for bug 267027:

All Views (Day/Week/Multiweek/Month) are too wide in many localizations

calendar/resources/content/weekView.xul

@@ -121,7 +121,10 @@
                    </box>
 
                    <vbox id="weekview-daynumber-spacer-left">
-                      <label class="all-day-content-box-text-title" value="&allDayEvents.label;"/>
+                      <label class="all-day-content-box-text-title">
+                         <!-- text must not in be an attribute so it can wrap -->
+                         &allDayEvents.label;
+                      </label>
                    </vbox>
 
                </column>

calendar/resources/skin/classic/calendar.css

@@ -1212,6 +1212,7 @@ then observed (ERic 20/06/03)
 } 
 #week-view-header-box{
   /*padding             : 2px 2px 0px 2px;*/
+  border-bottom         : 1px solid #2085c4;        
 }
 
 #week-view-content-holder,#week-view-header-holder{
@@ -1322,7 +1323,6 @@ then observed (ERic 20/06/03)
 #weekview-daynumber-spacer-left
 {
    width                : 82px;
-   border-bottom           : 1px solid #2085c4;
    border-left           : 1px solid #2085c4;
 }
 
@@ -1341,7 +1341,6 @@ then observed (ERic 20/06/03)
    -moz-box-align : start;
 	padding					: 2px;
    background-color     : white;
-   border-bottom           : 1px solid #2085c4;
    min-height       		: 25px;
 }
 

calendar/resources/skin/modern/calendar.css

@@ -1220,6 +1220,7 @@ then observed (ERic 20/06/03)
 }
 #week-view-header-box{
   /*padding             : 2px 2px 0px 2px;*/
+  border-bottom         : 1px solid #2085c4;        
 }
 
 #week-view-content-holder,#week-view-header-holder{
@@ -1330,7 +1331,6 @@ then observed (ERic 20/06/03)
 #weekview-daynumber-spacer-left
 {
    width                : 82px;
-   border-bottom           : 1px solid #2085c4;
    border-left           : 1px solid #2085c4;
 }
 
@@ -1349,7 +1349,6 @@ then observed (ERic 20/06/03)
    -moz-box-align : start;
 	padding					: 2px;
    background-color     : white;
-   border-bottom           : 1px solid #2085c4;
    min-height       		: 25px;
 }
 

calendar/sunbird/themes/winstripe/sunbird/calendar.css

@@ -1640,6 +1640,7 @@ then observed (ERic 20/06/03)
 } 
 #week-view-header-box{
   /*padding             : 2px 2px 0px 2px;*/
+  border-bottom         : 1px solid #2085c4;        
 }
 
 #week-view-content-holder,#week-view-header-holder{
@@ -1750,7 +1751,6 @@ then observed (ERic 20/06/03)
 #weekview-daynumber-spacer-left
 {
    width                : 82px;
-   border-bottom           : 1px solid #2085c4;
    border-left           : 1px solid #2085c4;
 }
 
@@ -1769,7 +1769,6 @@ then observed (ERic 20/06/03)
    -moz-box-align : start;
 	padding					: 2px;
    background-color     : white;
-   border-bottom           : 1px solid #2085c4;
    min-height       		: 25px;
 }