Setting Field Equal to Another Field

Sets a normal txt field equal to a lookup field if(crmForm.all.new_projectnameid.DataValue!=null) var applicationname = crmForm.all.new_projectnameid.DataValue[0].name; crmForm.all.new_applicationname.DataValue = applicationname; crmForm.all.new_applicationname.ForceSubmit = true; Sets a text field equal to another text field crmForm.all.new_applicationname=new_name; crmForm.all.new_applicationname.ForceSubmit = true; This ensures a lookup field (project name) is not empty and application is empty (application name) if (crmForm.all.new_projectnameid.DataValue!=null && crmForm.all.new_applicationname.DataValue==null ) [...]