re = /^\w+([\.-]?\w+)*@\w+([\.-]?\w+)*(\.\w{2,3})+$/

function submitIt(aForm) {
    if (re.test(aForm.email.value)) {
        return true
    }
    alert("Please enter a valid email address")
    aForm.email.focus()
    aForm.email.select()
    return false
}

function displayDate() {
    dayName = new Array ("Sunday","Monday","Tuesday","Wednesday","Thursday","Friday","Saturday")
    monthName = new Array ("January","February","March","April","May","June","July","August","September","October","November","December")
    d = new Date
    document.write(dayName[d.getDay()] + ", " + monthName[d.getMonth()] + " " + d.getDate() + ", " + d.getFullYear())
}

function chk()
{
    if (document.all)
    {
        document.getElementById("main").style.height = document.documentElement.clientHeight - 164
    } else {
        document.getElementById("main").style.height = window.innerHeight - 164 + "px"
    }
}
onload=chk
onresize=chk