CRM 2016: Social Pane - Override Add Phone Call or Add Task link onclick event to open activity in full window

Add this code to the entity's form onload event...
  

function Form_OnLoad()
{
    setTimeout(function () {
        var crmContentPnl = parent.parent.document.getElementById("crmContentPanel");
        for (k = 0; k < crmContentPnl.children.length; k++)
        {
            if (crmContentPnl.children[k].style.visibility == "visible" && crmContentPnl.children[k].tagName.toLowerCase() == "iframe")
            {
                var notesControl = crmContentPnl.children[k].contentWindow.document.getElementById("notescontrolactivityContainer_notescontrol");

                // phone call
                notesControl.children[0].children[1].children[0].setAttribute('onclick', 'Mscrm.ActivityContainer.openNewActivityCreateFormInline(4210); return false;');

                // task
                notesControl.children[0].children[1].children[1].setAttribute('onclick', 'Mscrm.ActivityContainer.openNewActivityCreateFormInline(4212); return false;');
                break;
            }
        }
     },5000);
}