function today() {
    var this_month_name_array = new Array("January", "February", "March", "April", "May", "June", "July", "August", "September", "October", "November", "December")	//predefine month names
    var this_date_timestamp = new Date()	//get current day-time stamp
    var this_date = this_date_timestamp.getDate()	//extract day of month
    var this_month = this_date_timestamp.getMonth()	//extract month
    var this_year = this_date_timestamp.getYear()	//extract year
    if (this_year < 1000)
        this_year += 1900;	//fix Y2K problem
    if (this_year == 101)
        this_year = 2001;		//fix Netscape browsers - it displays the year as being the year 101!
    var this_date_string = this_date + " " + this_month_name_array[this_month] + " " + this_year
    document.write(this_date_string);
}

function focus(id) {
    var o = document.getElementById(id);
    if (o != null)
        o.focus();
}

function validate_required(field, alerttxt)
{
    with (field)
    {
        if (value == null || value == "")
        {
            alert(alerttxt);
            return false;
        }
        else
        {
            return true;
        }
    }
}

function validate_email(email) {
    with (email) {
        var reg = /^([A-Za-z0-9_\-\.])+\@([A-Za-z0-9_\-\.])+\.([A-Za-z]{2,4})$/;
        if (reg.test(value) == false) {
            alert('Invalid Email Address');
            return false;
        }
    }
}