(function()
{if(window.SWFWheel)return;var win=window,doc=document,nav=navigator;var SWFWheel=window.SWFWheel=function(id)
{this.setUp(id);if(SWFWheel.browser.msie)
this.bind4msie();else
this.bind();};SWFWheel.prototype={setUp:function(id)
{var el=SWFWheel.retrieveObject(id);if(el.nodeName.toLowerCase()=='embed'||SWFWheel.browser.safari)
el=el.parentNode;this.target=el;this.eventType=SWFWheel.browser.mozilla?'DOMMouseScroll':'mousewheel';},bind:function()
{this.target.addEventListener(this.eventType,function(evt)
{var target,name,delta=0;if(/XPCNativeWrapper/.test(evt.toString()))
{var k=evt.target.getAttribute('id')||evt.target.getAttribute('name');if(!k)return;target=SWFWheel.retrieveObject(k);}
else
{target=evt.target;}
name=target.nodeName.toLowerCase();if(name!='object'&&name!='embed')return;if(target.checkBrowserScroll&&!target.checkBrowserScroll())
{evt.preventDefault();evt.returnValue=false;}
if(!target.triggerMouseEvent)return;switch(true)
{case SWFWheel.browser.mozilla:delta=-evt.detail;break;case SWFWheel.browser.opera:delta=evt.wheelDelta/40;break;default:delta=evt.wheelDelta/80;break;}
target.triggerMouseEvent(delta);},false);},bind4msie:function()
{var _wheel,_unload,target=this.target;_wheel=function()
{var evt=win.event,delta=0,name=evt.srcElement.nodeName.toLowerCase();if(name!='object'&&name!='embed')return;if(!target.checkBrowserScroll())
evt.returnValue=false;if(!target.triggerMouseEvent)return;delta=evt.wheelDelta/40;target.triggerMouseEvent(delta);};_unload=function()
{target.detachEvent('onmousewheel',_wheel);win.detachEvent('onunload',_unload);};target.attachEvent('onmousewheel',_wheel);win.attachEvent('onunload',_unload);}};SWFWheel.browser=(function(ua)
{return{version:(ua.match(/.+(?:rv|it|ra|ie)[\/:\\s]([\\d.]+)/)||[0,'0'])[1],chrome:/chrome/.test(ua),stainless:/stainless/.test(ua),safari:/webkit/.test(ua)&&!/(chrome|stainless)/.test(ua),opera:/opera/.test(ua),msie:/msie/.test(ua)&&!/opera/.test(ua),mozilla:/mozilla/.test(ua)&&!/(compatible|webkit)/.test(ua)}})(nav.userAgent.toLowerCase());SWFWheel.join=function(id)
{var t=setInterval(function()
{if(SWFWheel.retrieveObject(id))
{clearInterval(t);new SWFWheel(id);}},0);};SWFWheel.force=function(id)
{if(SWFWheel.browser.safari||SWFWheel.browser.stainless)return true;var el=SWFWheel.retrieveObject(id),name=el.nodeName.toLowerCase();if(name=='object')
{var k,v,param,params=el.getElementsByTagName('param'),len=params.length;for(var i=0;i<len;i++)
{param=params[i];if(param.parentNode!=el)continue;k=param.getAttribute('name');v=param.getAttribute('value')||'';if(/wmode/i.test(k)&&/(opaque|transparent)/i.test(v))return true;}}
else if(name=='embed')
{return/(opaque|transparent)/i.test(el.getAttribute('wmode'));}
return false;};SWFWheel.retrieveObject=function(id)
{var el=doc.getElementById(id);if(!el)
{var nodes=doc.getElementsByTagName('embed'),len=nodes.length;for(var i=0;i<len;i++)
{if(nodes[i].getAttribute('name')==id)
{el=nodes[i];break;}}}
return el;};})();