function UserLoginCheck() {
    if (document.getElementById("ctl00_right1_txt_UserName").value == "") {
        alert("Please fill in your e_mail address.");
        return false;
    }
    var username = document.getElementById("ctl00_right1_txt_UserName").value;
    var EmailReg = /^\w+([-+.]\w+)*@\w+([-.]\w+)*\.\w+([-.]\w+)*$/;
    if (!EmailReg.test(username)) {
        alert("Your e_mail address is invalid.");
        return false;
    }
    if (document.getElementById("ctl00_right1_txt_Password").value == "") {
        alert("Please fill in your password.");
        return false;
    }
    return true
}
function IsLoginOk() {
    if (UserLoginCheck()) {
        __doPostBack('ctl00$right1$lb_Login', '')
    }
}
function txt_UserName_Focus() {
    var txt_UserName = document.getElementById("ctl00_right1_txt_UserName");
    if (txt_UserName.value == "Email/UserName") {
        txt_UserName.value = "";
        txt_UserName.style.color = "#000000";
    }
}
function txt_Password_Focus() {
    var txt_UserName = document.getElementById("ctl00_right1_txt_UserName");
    var txt_Password = document.getElementById("ctl00_right1_txt_Password");
    if (txt_Password.value == "Password") {
        txt_Password.style.color = "#000000";
        txt_Password.value = "";
    }
}

function txt_UserName_Blur() {
    var txt_UserName = document.getElementById("ctl00_right1_txt_UserName");
    if (txt_UserName.value == "") {
        txt_UserName.value = "Email/UserName";
        txt_UserName.style.color = "#656D77";
    }
}
function txt_Password_Blur() {
    var txt_Password = document.getElementById("ctl00_right1_txt_Password");
    if (txt_Password.value == "") {
        txt_Password.value = "Password";
        txt_Password.style.color = "#656D77";
    }
}