Ext.grid.GridEditor = function(field, config){
Ext.grid.GridEditor.superclass.constructor.call(this, field, config);
};
Ext.extend(Ext.grid.GridEditor, Ext.Editor, {
alignment: 'tl-tl',
autoSize: 'width',
hideEl : false,
cls: 'xgrid-editor',
shim:false,
shadow:'frame'
});