text: frappe.ui.form.on("Room", "refresh", function(frm) {
  	if(!cur_frm.doc.__islocal) {
  		frm.add_custom_button(__("Course Schedule"), function() {
  			frappe.route_options = {
  				room: frm.doc.name
  			}
  			frappe.set_route("List", "Course Schedule");
  		});
  	}
  });