why I cannot delete the component?

System

in wsmp, I am a workspace creator and use "add content" to add many item on page. but I found I cannot delete the item, there only edit link on item caption?
why?
where to setup the right to delete item on page
(the item is like document folder,workspace bookmakr,news folder, etc)


thanks!

Migrateduser

you need to zoom in on the container or object by selecting its name. When you have it displayed in full screen you should have delete menu option.