How hide/Disable the NextStage Button in restricting the user Business Process work flow through Javascript.

Summary: CRM 2013: Business Process: restricting the user from entering values for the fields of the 'NEXT' stages.

processActionsContainer.style.display = "none";

Example:

if (Xrm.Page.getAttribute("Attributename").getText() == "ACCount") {

            processActionsContainer.style.display = "";

        }

        else {

            processActionsContainer.style.display = "none";

        }