Investigate Prototype + OpenLayers interactions in IE, Opera

one stack trace, for example:

http://pastry/~bob/tilesAtHome/map.html Event thread: load Error: name: TypeError message: Statement on line 46: Could not convert undefined or null to object Backtrace:

Line 46 of linked script http://pastry/~bob/tilesAtHome/My.Proto.Menu.js

this.container.insert(item.separator ? new Element("div", {className : "separator"}) : new Element("a", {href : "#", title : item.name, className : item.disabled ? "disabled" : ""}).observe("click", this.onClick.bind(this)).update(item.name).extend({_callback : item.callback}));

Line 235 of linked script http://openlayers.org/dev/lib/OpenLayers/BaseTypes.js

return func.apply(object, newArgs);

Line 235 of linked script http://openlayers.org/dev/lib/OpenLayers/BaseTypes.js

return func.apply(object, newArgs);

Line 584 of linked script http://pastry/~bob/tilesAtHome/prototype.js

iterator(value, index++);

Line 831 of linked script http://pastry/~bob/tilesAtHome/prototype.js

iterator(this[i]);

Line 585 of linked script http://pastry/~bob/tilesAtHome/prototype.js

this._each(function (value)

{

iterator(value, index++);

} );

Line 46 of linked script http://pastry/~bob/tilesAtHome/My.Proto.Menu.js

this.options.menuItems.each(function (item)

{

this.container.insert(item.separator ? new Element("div", {className : "separator"}) : new Element("a", {href : "#", title : item.name, className : item.disabled ? "disabled" : ""}).observe("click", this.onClick.bind(this)).update(item.name).extend({_callback : item.callback}));

} .bind(this));

Line 45 of linked script http://pastry/~bob/tilesAtHome/prototype.js

if (! Class.extending)

Line 131 of inline#2 script in http://pastry/~bob/tilesAtHome/map.html

var menu = Proto.Menu.setMenu(new Proto.Menu({className : "menu firefox", menuItems : menuLinks}));

Line 1 of script

contextinit();

mapinit();

At unknown location

[statement source code not available]

Try again:

http://pastry/~bob/tilesAtHome/map.html
Event thread: load
Error:
name: TypeError
message: Statement on line 46: Could not convert undefined or null to object
Backtrace:
  Line 46 of linked script http://pastry/~bob/tilesAtHome/My.Proto.Menu.js
    this.container.insert(item.separator ? new Element("div", {className : "separator"}) : new Element("a", {href : "#", title : item.name, className : item.disabled ? "disabled" : ""}).observe("click", this.onClick.bind(this)).update(item.name).__extend({_callback : item.callback}));
  Line 235 of linked script http://openlayers.org/dev/lib/OpenLayers/BaseTypes.js
    return func.apply(object, newArgs);
  Line 235 of linked script http://openlayers.org/dev/lib/OpenLayers/BaseTypes.js
    return func.apply(object, newArgs);
  Line 584 of linked script http://pastry/~bob/tilesAtHome/prototype.js
    iterator(value, index++);
  Line 831 of linked script http://pastry/~bob/tilesAtHome/prototype.js
    iterator(this[i]);
  Line 585 of linked script http://pastry/~bob/tilesAtHome/prototype.js
    this._each(function (value)
{
  iterator(value, index++);
}
);
  Line 46 of linked script http://pastry/~bob/tilesAtHome/My.Proto.Menu.js
    this.options.menuItems.each(function (item)
{
  this.container.insert(item.separator ? new Element("div", {className : "separator"}) : new Element("a", {href : "#", title : item.name, className : item.disabled ? "disabled" : ""}).observe("click", this.onClick.bind(this)).update(item.name).__extend({_callback : item.callback}));
}
.bind(this));
  Line 45 of linked script http://pastry/~bob/tilesAtHome/prototype.js
    if (! Class.extending)
      Line 131 of inline#2 script in http://pastry/~bob/tilesAtHome/map.html
    var menu = Proto.Menu.setMenu(new Proto.Menu({className : "menu firefox", menuItems : menuLinks}));
  Line 1 of  script
    contextinit();
mapinit();
  At unknown location
    [statement source code not available]

(In [4324]) Add directory for prototype-based testing. Add content from http://cakebox.net/osm-slippy-test/map.html to start working on reproducing the problem. (Thanks, bobkare.) (See #977)

I've been playing, and with 2.5, I've been unable to cause problems. Can anyone else confirm/deny that they have something that does/doesn't work?