{
dataIndex : 'from_email',
header : _this._strings['4ca679a383343ab3d4ca1cd7c91b43f7'] /* From Email */,
- renderer : function(v) { return String.format('{0}', v); },
+ renderer : function(v) { return String.format('{0}', v ? v : ''); },
sortable : true,
width : 400,
xns : Roo.grid,