function() {
		var me = this,
			field = undefined;

		Ext.each(me.grid.headerCt.getGridColumns(), function(col) {
			if (col.filter) {
				field = me.fields.get(col.dataIndex);
				return false;
			}
		});

		return field;
	}
function() {
		var me = this,
			field = undefined;

		Ext.each(me.grid.headerCt.getGridColumns(), function(col) {
			if (col.filter) {
				field = me.fields.get(col.dataIndex);
				return false;
			}
		});

		return field;
	}
function ( ) { var me = this , field = undefined ; Ext . each ( me . grid . headerCt . getGridColumns ( ) , function ( col ) { if ( col . filter ) { field = me . fields . get ( col . dataIndex ) ; return false ; } } ) ; return field ; }
private
private