var offsetfrommouse=[15,15];var currentimageheight=450;var currentimagewidth=450;var hScreenSecurity=20;var vScreenSecurity=20;function prepareZoomPhotos(){$$('#contenu a').each(function(n){if(n.getAttribute('rel')=='lightbox[roadtrip]'){var imgElement=n.firstDescendant();imgElement.largeImg=n.href;imgElement.legendeImg=imgElement.getAttribute('alt');imgElement.descImg=(n.adjacent('span.conteneurDescGalerie').length>0)?(n.adjacent('span.conteneurDescGalerie')[0].firstDescendant().next().firstChild.nodeValue):'';var imgZoom=new Image();imgZoom.src=imgElement.largeImg;imgElement.newWidth=imgZoom.width;imgElement.newHeight=imgZoom.height;imgElement.onmouseover=function(){showtrail(this,this.largeImg,this.legendeImg,this.descImg,this.newWidth,this.newHeight);}
imgElement.onmouseout=function(){hidetrail();}
n.href='javascript:void(0)';}});}
function truebody(){return(!window.opera&&document.compatMode&&document.compatMode!="BackCompat")?document.documentElement:document.body}
function showtrail(myImg,imagename,title,description,zwidth,zheight){var conteneurZoom=document.createElement('div');conteneurZoom.id='trailimageid';document.body.appendChild(conteneurZoom);if(title!=''){var titreZoom=document.createElement('h2');conteneurZoom.appendChild(titreZoom);var txtTitreZoom=document.createTextNode(title);titreZoom.appendChild(txtTitreZoom);}
if(description!=''){var descZoom=document.createElement('p');conteneurZoom.appendChild(descZoom);var txtDescZoom=document.createTextNode(description);descZoom.appendChild(txtDescZoom);}
var imgZoom=document.createElement('img');imgZoom.setAttribute('src',imagename);imgZoom.id='imgZoom';imgZoom.setAttribute('alt',description);conteneurZoom.appendChild(imgZoom);currentimagewidth=zwidth;currentimageheight=zheight;hScreenSecurity=currentimagewidth;vScreenSecurity=currentimageheight;document.onmousemove=followmouse;}
function hidetrail(){document.onmousemove=killfollowmouse;if($('trailimageid'))document.body.removeChild($('trailimageid'));}
function killfollowmouse(e){}
function followmouse(e){var xcoord=offsetfrommouse[0];var ycoord=offsetfrommouse[1];var docwidth=document.viewport.getWidth();var docheight=document.viewport.getHeight();if(typeof e!="undefined"){var myEventX=e.pageX;var myEventY=e.pageY;}
else if(typeof window.event!="undefined"){var myEventX=event.clientX;var myEventY=event.clientY;}
if((docwidth-(myEventX+$('imgZoom').getWidth()))<=0){xcoord=myEventX-$('imgZoom').getWidth()-offsetfrommouse[0];}else{xcoord+=myEventX;}
if((docheight-(myEventY+$('imgZoom').getHeight()))<=0){ycoord+=myEventY+document.viewport.getScrollOffsets()[1]-Math.max(0,(vScreenSecurity+$('imgZoom').getHeight()+myEventY-docheight));}else{ycoord+=myEventY+document.viewport.getScrollOffsets()[1];}
if(ycoord<0){ycoord=ycoord*-1;}
$("trailimageid").style.left=xcoord+"px"
$("trailimageid").style.top=ycoord-50+"px"}
function addLoadListenerZoomAuSurvol(func){if(window.addEventListener){window.addEventListener("load",func,false);}else if(document.addEventListener){document.addEventListener("load",func,false);}else if(window.attachEvent){window.attachEvent("onload",func);}}
if(document.getElementById&&document.createTextNode){addLoadListenerZoomAuSurvol(function(){prepareZoomPhotos();});}function initAccueil(){var tabLinks=document.getElementById('enavant').getElementsByTagName('A');for(var i=0;i<tabLinks.length;i++){tabLinks[i].onmouseover=function(){addFocus(this);}}
addFocus(tabLinks[0]);}
function addFocus(elt){clearFocus();var blured=elt.firstChild.childNodes[0];var focused=elt.firstChild.childNodes[1];blured.className=blured.className.replace('show','hidden');focused.className=focused.className.replace('hidden','show');}
function clearFocus(){var tabLinks=document.getElementById('enavant').getElementsByTagName('A');for(var i=0;i<tabLinks.length;i++){var blured=tabLinks[i].firstChild.childNodes[0];var focused=tabLinks[i].firstChild.childNodes[1];blured.className=blured.className.replace('hidden','show');focused.className=focused.className.replace('show','hidden');}}
function addLoadListenerPage(func){if(window.addEventListener){window.addEventListener("load",func,false);}else if(document.addEventListener){document.addEventListener("load",func,false);}else if(window.attachEvent){window.attachEvent("onload",func);}}
if(document.getElementById&&document.createTextNode){addLoadListenerPage(function(){if(document.getElementById('enavant'))initAccueil();});}