Opera Java Fehler

JavaScript - http://bl106w.blu106.mail.live.com/mail/InboxLight.aspx?n=681447712
Timeout thread: delay 200 ms
Error:
name: TypeError
message: Statement on line 1: Cannot convert undefined or null to Object
Backtrace:
  Line 1 of linked script http://gfx6.hotmail.com/mail/13.3.0204.0225/cmpt0.js
    function(a){c._oldHeight.call(this,a);b()}
  ...  Line 1 of linked script http://gfx6.hotmail.com/mail/13.3.0204.0225/l0a.mozilla.js
    function(h,i,g){h.style.height="";var k=h.offsetHeight,c=null,e=0;for(var a=i.children.length-1;a>=0;a--){if(i.children[a].currentStyle.display=="none")continue;c=i.children[a];var d=c.currentStyle;e=parseInt(d.paddingTop)+parseInt(d.paddingBottom)+parseInt(d.marginTop)+parseInt(d.marginBottom);break}if(c){var f=c.offsetHeight,j=c.offsetTop,b=f+j;if(e>0&&f>0)b+=e*Math.ceil(j/f);b=b<k?"":Resize.convertToEm(b)+"em";h.style.height=b;for(var a=g.length-1;a>=0;a--)if(g[a])g[a].style.top=b}}
  Line 1 of linked script http://gfx6.hotmail.com/mail/13.3.0204.0225/i0a.mozilla.js: In function InboxPage$_resizeActionBars2
    function InboxPage$_resizeActionBars2(a){Resize._resizeToolbar(a,a.children[0].children[0],[$("readingPaneContainer")])}
  ...  Line 1 of linked script http://gfx6.hotmail.com/mail/13.3.0204.0225/cmpt0.js
    function(){try{return b.apply(this,arguments)}catch(j){if(a.__lastKnownException!==j){a.__lastKnownException=j;a.__stack=[]}b.args=[];var i=arguments.length;for(var c=0;c<i;c++)b.args.push(arguments[c]);if(d)a.__stack.push(b.__tcw);else a.__stack.push(b);if(d&&a.onerror){var h=j.lineNumber||j.line,g=j.fileName||j.sourceURL;a.onerror(String.format("{0}.{1} - {2}",f,e,j.message),g,h);return}throw j;}}
  Line 1 of linked script http://gfx6.hotmail.com/mail/13.3.0204.0225/i0a.mozilla.js
    function(){var a=$("actionBar");if(a)if(Browser.isIE6)setTimeout(function(){InboxPage._resizeActionBars2(a)},500);else InboxPage._resizeActionBars2(a)}
  ...  Line 1 of linked script http://gfx6.hotmail.com/mail/13.3.0204.0225/cmpt0.js
    function(){try{return b.apply(this,arguments)}catch(j){if(a.__lastKnownException!==j){a.__lastKnownException=j;a.__stack=[]}b.args=[];var i=arguments.length;for(var c=0;c<i;c++)b.args.push(arguments[c]);if(d)a.__stack.push(b.__tcw);else a.__stack.push(b);if(d&&a.onerror){var h=j.lineNumber||j.line,g=j.fileName||j.sourceURL;a.onerror(String.format("{0}.{1} - {2}",f,e,j.message),g,h);return}throw j;}}
  Line 1 of linked script http://gfx6.hotmail.com/mail/13.3.0204.0225/l0a.mozilla.js
    function(){Resize._headerResize();Resize._ipaneResize();if(Page.oninitresize!=null)Page.oninitresize()}
  ...  Line 1 of linked script http://gfx6.hotmail.com/mail/13.3.0204.0225/cmpt0.js
    function(){try{return b.apply(this,arguments)}catch(j){if(a.__lastKnownException!==j){a.__lastKnownException=j;a.__stack=[]}b.args=[];var i=arguments.length;for(var c=0;c<i;c++)b.args.push(arguments[c]);if(d)a.__stack.push(b.__tcw);else a.__stack.push(b);if(d&&a.onerror){var h=j.lineNumber||j.line,g=j.fileName||j.sourceURL;a.onerror(String.format("{0}.{1} - {2}",f,e,j.message),g,h);return}throw j;}}
  ...
stacktrace: n/a; see 'opera:config#UserPrefs|Exceptions Have Stacktrace'

JavaScript - http://diestaemme.de/
Event thread: mouseover
Error:
name: ReferenceError
message: Statement on line 1: Undefined variable: hover_toggle_css
Backtrace:
  Line 1 of function script 
    javascript:hover_toggle_css('login-btn-input','login-btn-input-hover',false);return true;
  ...
stacktrace: n/a; see 'opera:config#UserPrefs|Exceptions Have Stacktrace'