// JavaScript Document


 function getElementsByClass(maClass) {
       var tabRetour = new Array();
      var tabTmp = new Array();
      tabTmp = document.getElementsByTagName("*");
      j=0;
       for (i=0; i<tabTmp.length; i++) {
           if (tabTmp[i].className==maClass) {
             tabRetour[j]=tabTmp[i];
         j++;
           }
       }
       return tabRetour;
    }
	


function sortHauteur(a,b){
	return  b - a;
}

function ajustHauteur(){
	
	var listeH=new Array()
	var c1=getElementsByClass("present")[0];
	
	var c2=getElementsByClass("technology")[0];
	
	var c3=getElementsByClass("supervision")[0];
	
	var c4=getElementsByClass("initial")[0];
	
	for(i=1;i<5;i++){
		listeH.push(eval("c"+i).offsetHeight)
	}
	
	listeH.sort(sortHauteur)
	
	for(i=1;i<5;i++){
		eval("c"+i).style.height=listeH[1]+"px";
	}
	
	
}

function ajustHauteurRub(){
	
	var listeH=new Array()
	var c1=getElementsByClass("gauche")[0];
	var c2=getElementsByClass("prod")[0];
	var c3=getElementsByClass("droite")[0];
	for(i=1;i<4;i++){
		listeH.push(eval("c"+i).offsetHeight)
	}
	
	listeH.sort(sortHauteur)
	
	for(i=1;i<4;i++){
		eval("c"+i).style.height=listeH[0]+"px";
	}

}


function lay(src){
	
	var divdezoom=getElementsByClass("zoom")[0];
	
	
	
     while(divdezoom.childNodes.length>0) {divdezoom.removeChild(divdezoom.childNodes[0]);}
	 
	
	if(src==0){divdezoom.style.visibility="hidden";return;}
	 
	if(src==undefined)return;
	
	var imageZoomer =  document.createElement("IMG");
	imageZoomer.setAttribute("src",src);
	divdezoom.appendChild(imageZoomer)
	
	divdezoom.onclick=function(){lay(0)}
	divdezoom.style.visibility="visible";
	divdezoom.style.zIndex="10";
	
}