How invoke ".html" as google map marker information window?

Question

hi i have a small webpage "My_Page_1.html".

i wands to invock this webpage to my google marker information window,

The below code, i used for calling google map to my webpage "My_Page_2.html"...

<script type="text/javascript">
var map = new GMap2(document.getElementById("map_canvas"));
map.setCenter(new GLatLng(32.54681317351514, 3.515625), 1);
map.setUIToDefault();

        var blueIcon = new GIcon(G_DEFAULT_ICON);
        blueIcon.image = "../Images/Region.png"; 
        blueIcon.shadow = "";             
        blueIcon.iconSize = new GSize(32, 37);              
        markerOptions = { icon:blueIcon };

var point = new GLatLng(51.6180165487737,12.65625);
map.addOverlay(new GMarker(point,markerOptions));
</script>

How i call "MyPage1.html" to the mouse over of google marker