function checkfields()
{
	if (document.admin.username.value.length == 0)
	{
		alert("Please enter a username.");
		document.admin.username.focus();
		return false;
	}
	if (document.admin.pwd.value.length == 0)
	{
		alert("Please enter a password.");
		document.admin.pwd.focus();
		return false;
	}
	return true;
}

function CheckNewsAdd(form)
{
    var mytitle = form.mytitle;
    var descrip = form.descrip;
    
    if (mytitle.value == "")
    {
        mytitle.focus();
        return false;
    }
    if (descrip.value == "")
    {
        descrip.focus();
        return false;
    }
    return true;
}

function confirmItemDel()
{
    var conf = confirm("Are you sure want to delete this Item?");
    if(true == conf){
        return true;
    }else if(false == conf){
        return false;
    }
}

function checkComments(form)
{
    var myname = form.myname;
    var tel = form.tel;
    var email = form.email;
    var emailRegex = /^[\w-\.]+@([\w-]+\.)+[\w-]{2,4}$/;
    var comments = form.comments;
    
    if (myname.value == "")
    {
        myname.focus();
        return false;
    }
    if (tel.value == "")
    {
        tel.focus();
        return false;
    }
    if (email.value == "")
    {
        email.focus();
        return false;
    }
    if(!email.value.match(emailRegex)) {
        alert('Invalid Email Address.');
        email.focus();
        return false;
    }
    if (comments.value == "")
    {
        comments.focus();
        return false;
    }
}