var NavBar=new Class({options:{szNormal:65,sel_opacity:0.9,nrm_opacity:0.4,fx_options:{wait:false,duration:300,transition:Fx.Transitions.Quad.easeOut,fps:64}},initialize:function(b){this.options.szNormal=b;this.nav_btns=$$("#global_nav li").reverse();this.nav=$("global_nav");this.fx=new Fx.Elements(this.nav_btns,this.options.fx_options);this.hidefx=new Fx.Tween("navend",this.options.fx_options);var a=this.nav_btns.length*this.options.szNormal;this.szSmall=(0.75*this.options.szNormal).toInt();this.szFull=a-(this.szSmall*(this.nav_btns.length-1));this.nav.addEvent("mouseleave",this.normalize.bind(this));this.nav_btns.each(function(d,c){d.addEvent("mouseenter",this.expand_tab.bind(this,c))},this)},normalize:function(){var a={};var b=0;this.nav_btns.each(function(e,d){var c=(e.id==this.pinned)?this.szFull:this.szInert;a[d]={width:[e.getStyle("width").toInt(),c],opacity:[e.getStyle("opacity"),this.options.nrm_opacity],right:[e.getStyle("right").toInt(),b]};b+=c},this);this.fx.start(a);this.hidefx.start("opacity",this.options.nrm_opacity)},launch:function(a){this.pinned=a;this.szInert=$(a)?this.szSmall:this.options.szNormal;var b=0;this.nav_btns.each(function(c){var d=(c.id==this.pinned)?this.szFull:this.szInert;c.setStyle("width",d);c.setStyle("right",b);b+=d},this);$("global_nav_container").fade("show")},expand_tab:function(b){var a={};var c=0;this.nav_btns.each(function(f,e){var d=(b==e)?this.szFull:this.szSmall;a[e]={width:[f.getStyle("width").toInt(),d],opacity:[f.getStyle("opacity"),this.options.sel_opacity],right:[f.getStyle("right").toInt(),c]};c+=d},this);this.fx.start(a);this.hidefx.start("opacity",this.options.sel_opacity)}});