// Affichage des divs suivant les fonctions

function montre_det1() {
	if(document.getElementById('Layer_det1')){
		document.getElementById('Layer_det1').style.visibility='visible';
		document.getElementById('Layer_det1').style.display='block';
	}
	if(document.getElementById('Layer_det2')){
		if (typeof(document.getElementById('Layer_det2'))== "defined"){
			document.getElementById('Layer_det2').style.visibility='hidden';
			document.getElementById('Layer_det2').style.display='none';
		}
	}
	if(document.getElementById('Layer_det3')){
		if (typeof(document.getElementById('Layer_det3')) == "defined"){
			document.getElementById('Layer_det3').style.visibility='hidden';
			document.getElementById('Layer_det3').style.display='none';
		}
	}
	if(document.getElementById('Layer_det4')){
		if (typeof(document.getElementById('Layer_det4')) == "defined"){
			document.getElementById('Layer_det4').style.visibility='hidden';
			document.getElementById('Layer_det4').style.display='none';
		}
	}
}
// -----------------------------
function montre_det2() {
	if(document.getElementById('Layer_det1')){
		document.getElementById('Layer_det1').style.visibility='hidden';
		document.getElementById('Layer_det1').style.display='none';
	}
	if(document.getElementById('Layer_det2')){
		document.getElementById('Layer_det2').style.visibility='visible';
		document.getElementById('Layer_det2').style.display='block';
	}
	if(document.getElementById('Layer_det3')){
		document.getElementById('Layer_det3').style.visibility='hidden';
		document.getElementById('Layer_det3').style.display='none';
	}
	if(document.getElementById('Layer_det4')){
		document.getElementById('Layer_det4').style.visibility='hidden';
		document.getElementById('Layer_det4').style.display='none';
	}
}    
// -----------------------------
function montre_det3() {
	if(document.getElementById('Layer_det1')){
		document.getElementById('Layer_det1').style.visibility='hidden';
		document.getElementById('Layer_det1').style.display='none';
	}
	if(document.getElementById('Layer_det2')){
		document.getElementById('Layer_det2').style.visibility='hidden';
		document.getElementById('Layer_det2').style.display='none';
	}
	if(document.getElementById('Layer_det3')){
		document.getElementById('Layer_det3').style.visibility='visible';
		document.getElementById('Layer_det3').style.display='block';
	
	}
	if(document.getElementById('Layer_det4')){
		document.getElementById('Layer_det4').style.visibility='hidden';
		document.getElementById('Layer_det4').style.display='none';
	}
}
// -----------------------------
function montre_det4() {
	if(document.getElementById('Layer_det1')){
		document.getElementById('Layer_det1').style.visibility='hidden';
		document.getElementById('Layer_det1').style.display='none';
	}
	if(document.getElementById('Layer_det2')){
		document.getElementById('Layer_det2').style.visibility='hidden';
		document.getElementById('Layer_det2').style.display='none';
	}
	if(document.getElementById('Layer_det3')){
		document.getElementById('Layer_det3').style.visibility='hidden';
		document.getElementById('Layer_det3').style.display='none';
	}
	if(document.getElementById('Layer_det4')){
		document.getElementById('Layer_det4').style.visibility='visible';
		document.getElementById('Layer_det4').style.display='block';
	}
}
// -----------------------------
function cache_det(){
	if(document.getElementById('Layer_det1')){
		document.getElementById('Layer_det1').style.visibility='hidden';
		document.getElementById('Layer_det1').style.display='none';
	}
	if(document.getElementById('Layer_det2')){
		document.getElementById('Layer_det2').style.vsibility='hidden';
		document.getElementById('Layer_det2').style.display='none';
	}
	if(document.getElementById('Layer_det3')){
		document.getElementById('Layer_det3').style.visibility='hidden';
		document.getElementById('Layer_det3').style.display='none';
	}
	if(document.getElementById('Layer_det4')){
		document.getElementById('Layer_det4').style.visibility='hidden';
		document.getElementById('Layer_det4').style.display='none';
	}
}
// -----------------------------
function cache_div_dep() { 
	if(document.getElementById('Layer_det1')){
		document.getElementById('Layer_det1').style.visibility='hidden';
		document.getElementById('Layer_det1').style.display='none';
	}
	if(document.getElementById('Layer_det2')){
		document.getElementById('Layer_det2').style.visibility='hidden';
		document.getElementById('Layer_det2').style.display='none';
	}
}
// -----------------------------
function cache_liste_dep() { 
	if(document.getElementById('Layer_det1')){
		document.getElementById('Layer_det1').style.visibility='hidden';
		document.getElementById('Layer_det1').style.display='none';
	}
	if(document.getElementById('Layer_det3')){
		document.getElementById('Layer_det3').style.visibility='hidden';
		document.getElementById('Layer_det3').style.display='none';
	}
	if(document.getElementById('Layer_det4')){
		document.getElementById('Layer_det4').style.visibility='hidden';
		document.getElementById('Layer_det4').style.display='none';
	}
}
// -----------------------------
function montre_nom_dept(nom){
	document.getElementById('nom_dept').innerHTML=nom;
	if(document.getElementById('Layer_det2')){
		document.getElementById('Layer_det2').style.display='block';
		document.getElementById('Layer_det2').style.visibility='visible';
	}
}
// -----------------------------
function cache_nom_dept(){
	if(document.getElementById('Layer_det2')){
		document.getElementById('Layer_det2').style.display='none';
		document.getElementById('Layer_det2').style.visibility='hidden';
	}
}
// -----------------------------
function montre_rech(){
	if(document.getElementById('Layer_rech')){
		document.getElementById('Layer_rech').style.display='block';
		document.getElementById('Layer_rech').style.visibility='visible';
	}
}
// -----------------------------
function cache_rech(){
	if(document.getElementById('Layer_rech')){
		document.getElementById('Layer_rech').style.display='none';
		document.getElementById('Layer_rech').style.visibility='hidden'; 
	}
}
// -----------------------------

function scrolling()
{
 var scrollY=getScrollY();
  document.getElementById("div_transp1").style.top=parseInt(scrollY)+'px';
}

function getScrollY() {
  var scrOfY = 0;
  if( typeof( window.pageYOffset ) == 'number' ) {
    scrOfY = window.pageYOffset;
  } else if( document.body && document.body.scrollTop) {
    scrOfY = document.body.scrollTop;
  } else if( document.documentElement && document.documentElement.scrollTop) {
    scrOfY = document.documentElement.scrollTop;
  }
  return scrOfY;
}