function checkMail(sEmail)
{
	var str = document.getElementById(sEmail).value;
	var filter  = /^([a-zA-Z0-9_\.\-])+\@(([a-zA-Z0-9\-])+\.)+([a-zA-Z0-9]{2,4})+$/;
	if (filter.test(str)) 
	{
	    return true;
	}
	else 
	{
	    return false;
	}
}
function checkForm()
{
    if( ( document.getElementById("name").value.length <= 0 ) || ( checkMail("email") == false ) )
    {
        var errorMsg;
        errorMsg = "You request could not be submitted because either:\n	* Your name was missing.\nor\n	* Your email address was missing or invalid.";
		alert(errorMsg)
        return false;
    }
    else
    {
        return true;
    }
}