// ROLLOVER FUNCTIONS

function rollOn(img){
	if(document.images){
		what = img;
		document.images[what].src = "images/nav_" + img + "_ov.gif";
	}
}

function rollOff(img){
	if(document.images){
		what = img;
		document.images[what].src = "images/nav_" + img + ".gif";
	}
}

function popup(URL) { day = new Date(); id = day.getTime(); eval("page" + id + " = window.open(URL, '" + id + "', 'toolbar=0,scrollbars=0,location=0,statusbar=0,menubar=0,resizable=0,width=400,height=600,left = 312,top = 84');"); } 

function subscriberAdviserChange(isAdviser) {
	if (isAdviser=='no') {
		document.getElementById('subscribe_form').action='billing_info.php';
	} else {
		document.getElementById('subscribe_form').action='subscribe.php';
	}
}

function subscriberAdviserChangeEmail(isAdviser) {
	if (isAdviser=='yes') {
		document.getElementById('mag_sub_trial').style.display='none';
		document.getElementById('mag_sub').style.display='block';
	} else {
		document.getElementById('mag_sub_trial').style.display='block';
		document.getElementById('mag_sub').style.display='none';
	}
}

function alertUserLevelChange(selectRef) {
	if (selectRef.value==2) {
		alertMessage = "This user will gain administrative privelages.\n\nPlease make sure you wish to do this.";
		alert(alertMessage);
	}
}

function autoFillBilling(checkboxRef,fieldValues) {
	if (checkboxRef.checked) {
		formRef = document.getElementById('billing_info_form');
		formRef.first_name.value = fieldValues['first_name'];
		formRef.last_name.value = fieldValues['last_name'];
		formRef.email.value = fieldValues['email'];
		formRef.address.value = fieldValues['address'];
		formRef.city.value = fieldValues['city'];
		formRef.state.value = fieldValues['state'];
		formRef.zip.value = fieldValues['zip'];
	}
}