He there

Another problem to solve.
I need to insert:

<script src="http://maps.google.com/maps?file=api&amp;v=2&amp;key=ABQIAAAABfDBFApxFcxhNhUdCGN7IBTz-jnoMTHO49iUv2wg99aFl2ALJhTVVMLi5K1-DxM8HWKjcSoXPJIQbQ"
type="text/javascript"></script>
<script type="text/javascript">

//<![CDATA[

function load() {

if (GBrowserIsCompatible()) {
var map = new GMap2(document.getElementById("map"));
map.addControl(new GSmallMapControl());
map.setCenter(new GLatLng(55.950509,-3.189082), 15);

var infoTabs = [
new GInfoWindowTab("Adres", "<b>Arcade</b><br>48 Cockburn Street<br>Edinburgh, EH1 1PB")
];


point = new GLatLng(55.950509,-3.189082);

var marker = new GMarker(point);
GEvent.addListener(marker, "click", function() {
marker.openInfoWindowTabsHtml(infoTabs);
});
map.addOverlay(marker);
marker.openInfoWindowTabsHtml(infoTabs);
}
}
//]]>
</script>


into <head> section of the web page. That code makes google map api for the website.

Does anyone know where is the file I need to change?

Thank you in advance