script.js

let myAccountBalance = parseInt(document.getElementById("myAccountBalance").innerText);

function sendMoney() {
    var enterName = document.getElementById("enterName").value;
    var enterAmount = parseInt(document.getElementById("enterAmount").value);

    if (enterAmount > 800000) {
        alert("Insufficient Balance.")
    }
    else {
        var findUserBankAccount = enterName + "BankBalance";
        var finalAmount = parseInt(document.getElementById(findUserBankAccount).innerHTML) + enterAmount;
        var myAccountBalance = parseInt(document.getElementById("myAccountBalance").innerHTML) - enterAmount;
        document.getElementById("myAccountBalance").innerText = myAccountBalance;
        document.getElementById(findUserBankAccount).innerHTML = finalAmount;
        alert(`Successful Transaction of Money !! $${enterAmount} is sent to ${enterName}@email.com.`)


        var createPTag = document.createElement("li");
        var textNode = document.createTextNode(`$${enterAmount} is sent to the recepient with Email id ${enterName}@email.com on ${Date()}.`);
        createPTag.appendChild(textNode);
        var element = document.getElementById("transaction-history-body");
        element.insertBefore(createPTag, element.firstChild);
    }
}