// ==UserScript==
// @name        Billing Button
// @include     *oscar/billing/CA/ON/billingONCorrection.jsp?billing_no=*
// @include     *oscar/billing/CA/ON/billingCorrection.jsp?billing_no=*
// @require     https://ajax.googleapis.com/ajax/libs/jquery/3.4.1/jquery.min.js
// ==/UserScript==

console.log(document.getElementsByName("submit"));


var input16 = document.createElement('input');
input16.type = 'button';
input16.value = 'Rebill';
input16.onclick = showAlert16;
input16.setAttribute('style', 'width:300px;height:100px;font-size:40px;z-index:1;position:fixed;bottom:400px;right:0px');
document.body.appendChild(input16);
function showAlert16()
{
  document.querySelector("select[name='status']").value = "O";
  document.getElementsByName("submit")[1].click();
};

var input17 = document.createElement('input');
input17.type = 'button';
input17.value = 'Settle';
input17.onclick = showAlert17;
input17.setAttribute('style', 'width:300px;height:100px;font-size:40px;z-index:1;position:fixed;bottom:200px;right:0px');
document.body.appendChild(input17);
function showAlert17()
{
  document.querySelector("select[name='status']").value = "S";
  document.getElementsByName("submit")[1].click();
};