function Infowin_API_3_2(bounds, html) {

this.prototype = new google.maps.OverlayView();

this.prototype.bounds_ = bounds;
this.prototype.html_ = html;
this.prototype.map_ = map;
this.prototype.div_ = null;

this.prototype.setMap(map);

this.prototype.onAdd = function() {

// Note: an overlay’s receipt of onAdd() indicates that
// the map’s panes are now available for attaching
// the overlay to the map via the DOM.

// Create the DIV and set some basic attributes.
var div = document.createElement(‘DIV’);
div.style.borderStyle = “none”;
div.style.borderWidth = “0px”;
div.style.position = “absolute”;
//div.style.width = “150px”;
//div.style.height = “80px”;

div.className=”customInfo”;

div.innerHTML =this.html_;

// Set the overlay’s div_ property to this DIV
this.div_ = div;

// We add an overlay to a map via one of the map’s panes.
// We’ll add this overlay to the overlayImage pane.
var panes = this.getPanes();
panes.overlayImage.appendChild(div);

}

this.prototype.draw = function() {

// Size and position the overlay. We use a southwest and northeast
// position of the overlay to peg it to the correct position and size.
// We need to retrieve the projection from this overlay to do this.
var overlayProjection = this.getProjection();

// Retrieve the southwest and northeast coordinates of this overlay
// in latlngs and convert them to pixels coordinates.
// We’ll use these coordinates to resize the DIV.
var sw = overlayProjection.fromLatLngToDivPixel(this.bounds_.getSouthWest());
var ne = overlayProjection.fromLatLngToDivPixel(this.bounds_.getNorthEast());

// Resize the image’s DIV to fit the indicated dimensions.
var div = this.div_;
div.style.left = sw.x + ‘px’;
div.style.top = ne.y + ‘px’;
//div.style.width = (ne.x – sw.x) + ‘px’;
//div.style.height = (sw.y – ne.y) + ‘px’;

}

this.prototype.onRemove = function() {
this.div_.parentNode.removeChild(this.div_);
this.div_ = null;
}

}

Also, why is “padding: ’0 0 0 0′” not turned into “padding: ’0′”

?