=== modified file 'addons/web/static/lib/datejs/parser.js'
--- addons/web/static/lib/datejs/parser.js	2011-08-22 14:39:24 +0000
+++ addons/web/static/lib/datejs/parser.js	2013-08-14 15:49:19 +0000
@@ -1110,7 +1110,18 @@
      * @param {Object}   The expected format {String} or an array of expected formats {Array} of the date string [Required].
      * @return {Date}    A Date object or null if the string cannot be converted into a Date.
      */
-    $D.parseExact = function (s, fx) { 
+    $D.parseExact = function (s, fx) {
+    	//YT Convert locale month abreviated to english month abreviated
+    	var mmm_index = fx.indexOf('MMM');
+    	if (mmm_index >= 0) {
+    		var mmm_months = "jan feb mar apr may jun jul aug sep oct nov dec".split(' ');
+    		var mmm_abbreviatedMonths = {};
+    		$.map($D.CultureInfo.abbreviatedMonthNames, function(value,i){
+    			mmm_abbreviatedMonths[value] = mmm_months[i]
+    		});
+    		s = s.substr(0,mmm_index) + mmm_abbreviatedMonths[s.substr(mmm_index,3)] + s.substr(mmm_index+3);
+    	};
+    	
         return $D.getParseFunction(fx)(s); 
     };	
 }());
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