function validateForm(theForm)
{
    if(theForm.name.value == "")
    {
        theForm.name.focus();
        alert("Please enter your name.");
        return false;
    }
	
    if(theForm.email.value == "")
    {
        theForm.email.focus();
        alert("Please enter your email address.");
        return false;
    }else{
        var reg = /^([A-Za-z0-9_\-\.])+\@([A-Za-z0-9_\-\.])+\.([A-Za-z]{2,4})$/;
        if(reg.test(theForm.email.value) == false) {
            alert('Invalid Email Address');
            theForm.email.focus();
            return false;
        }
    }

    if(theForm.phone.value == "")
    {
        theForm.phone.focus();
        alert("Please enter your phone number.");
        return false;
    }
	
    if(theForm.message.value == "")
    {
        theForm.message.focus();
        alert("Please enter your message.");
        return false;
    }
    
    return true;
}