function popUp(URL) {
day = new Date();
id = day.getTime();
eval("page" + id + " = window.open(URL, '" + id + "', 'toolbar=0,scrollbars=1,location=0,statusbar=0,menubar=0,resizable=1,width=450,height=500,left = 465,top = 150');");
}
function popUpEvent(URL) {
    day = new Date();
    id = day.getTime();
    eval("page" + id + " = window.open(URL, '" + id + "', 'toolbar=0,scrollbars=1,location=0,statusbar=0,menubar=0,resizable=1,width=550,height=550,left = 465,top = 150');");
}
function roll(img_name, img_src) {
    document[img_name].src = img_src;
}

function ValidateMemberForm(form) {

    if (form.FirstName.value == "") {
        alert("Please enter your first name.");
        form.FirstName.focus();
        return false;
    }
    if (form.LastName.value == "") {
        alert("Please enter your last name.");
        form.LastName.focus();
       
        return false;
    }
    if (form.Phone.value == "") {
        alert("Please enter your phone.");
        form.Phone.focus();
        
        return false;
    }
    if (form.email.value == "") {
        alert("Please enter your email address.");
        form.email.focus();
        
        return false;
    }
    
    return true;
}