At present time it is realised:
1) adding column names to cookie
2) deleting column names from cookie
3) deleting column from table
4) adding column to table
5) possibility to do these 4 points by clicking for column name
6) when user click onto last checkbox all checkboxes become 'checked'
7) after page refreshing table stays the same state as it was before
At present time it is realised: 1) adding column names to cookie 2) deleting column names from cookie 3) deleting column from table 4) adding column to table 5) possibility to do these 4 points by clicking for column name 6) when user click onto last checkbox all checkboxes become 'checked' 7) after page refreshing table stays the same state as it was before