Autovullen selectbox (Opgelost)

		<tr>
			<td class="left">Continent:</td>
			<td class="right">
				<select name="getcountry" onChange="getCountry()">
				<option value="">Choose a continent</option>
			<?php
				$select = $db->Query("SELECT id, continent_en
										FROM continents
										ORDER BY id");
				while($ass = $db->Fetch_Assoc($select))
				{
			?>
				<option value="<?= $ass['id'] ?>"><?= $ass['continent_en'] ?></option>
			<?php
				}
			?>
				</select></td>
		</tr>
		<tr>
			<td class="left">Countries</td>
			<td class="right">
				<div id="countries"><i>Choose a continent to continue</i></div>			
			
			</td>
		</tr>

<tr>
			<td class="left">Continent:</td>
			<td class="right">
				<select name="getcountry" onChange="getCountry()">
				<option value="">Choose a continent</option>
			<?php
				$select = $db->Query("SELECT id, continent_en
										FROM continents
										ORDER BY id");
				while($ass = $db->Fetch_Assoc($select))
				{
			?>
				<option value="<?= $ass['id'] ?>"><?= $ass['continent_en'] ?></option>
			<?php
				}
			?>
				</select></td>
		</tr>
		<tr>
			<td class="left">Countries</td>
			<td class="right">
				<div id="countries"><i>Choose a continent to continue</i></div>			
 
			</td>
		</tr>

function createRequestObject()
{
	var request_;
	var browser = navigator.appName;

	if(browser == "Microsoft Internet Explorer")
	{
		request_ = new ActiveXObject("Microsoft.XMLHTTP");
	}
	else
	{
		request_ = new XMLHttpRequest();
	}
	
	return request_;
}
	
var http = createRequestObject();
	
function getCountry()
{
	http.open('get', 'data.php?act=country&id='
	  + document.form_select.getcountry.selectedIndex);
	
	http.onreadystatechange = handleInfo;
	
	http.send(null);
}

function handleInfo()
{
	if(http.readyState == 1)
	{
		document.getElementById('countries').innerHTML = 'Loading...';
	}
		
	if(http.readyState == 4)
	{
		var response = http.responseText;
		
		document.getElementById('countries').innerHTML = response;
	}
}

function createRequestObject()
{
	var request_;
	var browser = navigator.appName;
 
	if(browser == "Microsoft Internet Explorer")
	{
		request_ = new ActiveXObject("Microsoft.XMLHTTP");
	}
	else
	{
		request_ = new XMLHttpRequest();
	}
 
	return request_;
}
 
var http = createRequestObject();
 
function getCountry()
{
	http.open('get', 'data.php?act=country&id='
	  + document.form_select.getcountry.selectedIndex);
 
	http.onreadystatechange = handleInfo;
 
	http.send(null);
}
 
function handleInfo()
{
	if(http.readyState == 1)
	{
		document.getElementById('countries').innerHTML = 'Loading...';
	}
 
	if(http.readyState == 4)
	{
		var response = http.responseText;
 
		document.getElementById('countries').innerHTML = response;
	}
}