var NavLeft=Class.create();NavLeft.prototype={initialize:function(){this.tID='';this.tempo=200;this.tabSelect=new Array();$$('#navLeft li').each(this.addEvent.bindAsEventListener(this));Event.observe($('navLeft'),'mouseover',this.showEvent.bind(this));Event.observe($('navLeft'),'mouseout',this.hideEvent.bind(this))},addEvent:function(e){var level=0;var elt=e;while(elt.id!="navLeft"){elt=Element.up(elt);if(elt.nodeName=="UL"||elt.nodeName=="OL")level+=1}e.rel=level;if(e.rel==1){e.style.position="relative"}this.addEventLevel(e)},addEventLevel:function(e){var a=e.getElementsByTagName('a')[0];if(!a)return;Event.observe(a,'click',this.showLayer.bind(this,e));Event.observe(Element.up(e),'mouseover',this.showEvent.bind(this));Event.observe(Element.up(e),'mouseout',this.hideEvent.bind(this))},showLayer:function(e){if(!e)return;this.hideLayer(e);var a=e.getElementsByTagName('a')[0];a.addClassName('on');if(Element.next(a)){Element.next(a).addClassName('on');if(e.rel==1)this.swapImg(e,2)}else if(e.rel==1){this.swapImg(e,1)}if(Element.next(a)&&e.rel==2){var el=Element.next(a).getElementsByTagName('div')[0];var div=el.getElementsByTagName('div');var w=0;for(var i=0;i<div.length-1;i++){w+=div[i].offsetWidth+10}Element.next(a).style.width=w+"px";rescueFrame(Element.next(a))}this.tabSelect[e.rel-1]=e},hideLayer:function(o){for(var i=1;i<this.tabSelect.length;i++){var e=this.tabSelect[i];if(e.rel>=o.rel){var a=e.getElementsByTagName('a')[0];a.removeClassName('on');if(Element.next(a)){Element.next(a).removeClassName('on')}if(e.rel==1)this.swapImg(e,0);if(e.rel==2)removeRescueFrame(Element.next(a))}}},showEvent:function(o){clearTimeout(this.tID)},hideEvent:function(){clearTimeout(this.tID);this.tID=setTimeout(this.hideAll.bind(this),this.tempo)},hideAll:function(){this.hideLayer({rel:2,init:true})},select:function(o){$$('#navLeft li').each(this.showSelect.bindAsEventListener(this,o))},showSelect:function(e,o){try{if(o.descendantOf(e)){var a=e.getElementsByTagName('a')[0];a.addClassName('on');this.tabSelect[e.rel-1]=e;if(Element.next(a)&&e.rel<2){Element.next(a).addClassName('on')}}}catch(e){}},swapImg:function(e,stat){var a=e.getElementsByTagName('a')[0];var className=a.className ;if(className.indexOf("puce")==-1)return;var img=e.getElementsByTagName('img')[0];var src=img.src;var finfin=src.substring(src.length-3,src.length);var fin=src.substring(src.length-5,src.length-4);src=src.substring(0,src.length-5);img.src=src+stat+"."+finfin}};