How to Hide / Show a Section in CRM 2011 using Javascript OR Toggle visibility of section in CRM 2011

Code snippet to hide or show a section on the entity form in CRM 2011

To show a section :

Xrm.Page.ui.tabs.get("yourtabname").sections.get("your section name").setVisible(true);

To hide a section:

Xrm.Page.ui.tabs.get("yourtabname").sections.get("your section name").setVisible(false);