function main()
{
}


var headerDefaults = field_defaults;
function clearHeader(obj)
{
    obj.select();
    if( obj.value == headerDefaults[obj.id] || obj.value == '' ) 
    {        
        //obj.value  = '';
        obj.onblur = function(){ if(obj.value == '') obj.value = headerDefaults[obj.id]; }
    }
}


function signup()
{
	var formElements = getObj("newsletter_signup").elements;
	
	var data = { 
		name: formElements["name_full_rqd"].value,
		zip: formElements["postcode_rqd"].value,
		email: formElements["user_email"].value
	};
	
	$("#buttonx").hide();
	$.post( "/tell_us.php", data );
	$("#success_message").html("<b>Newsletter Sign-up Successful</b>");
}