How do i open script report on click of custom button

1

Hi All

 actually i have created custom button so on click on button should move to script report i don't know how to do

Please suggest me

Regards
Eliyas

2 
		cur_frm.add_custom_button(__("Stock Ledger"), function() {
			frappe.route_options = {
				voucher_no: me.frm.doc.name,
				from_date: me.frm.doc.posting_date,
				to_date: me.frm.doc.posting_date,
				company: me.frm.doc.company
			};
			frappe.set_route("query-report", "Stock Ledger");
		}, __("View"));