function changeImg(nim) {
 // Changement des diapos de l'écran
				 nav_ecr = "";
				 if(nim!=(ejs_ecran.length-1)) {
				 					  nav_ecr += "<area href='#nav_diapo' coords='107,65,10' shape='circle' onClick='rmove(), changeImg("+(nim+1)+");'>";
										x = 0;
										trajet();
										document.getElementById("nav_ecran").innerHTML = nav_ecr;
				 }
				 if(nim!=1) {
				 						nav_ecr += "<area href='#nav_diapo' coords='68,97,10' shape='circle' onClick='rmove(), changeImg("+(nim-1)+");'>";
										x = 0;
										trajet();
				 						document.getElementById("nav_ecran").innerHTML = nav_ecr;
				 }
				 if(nim==(ejs_ecran.length-1)) {
				 					  nav_ecr += "<area href='#nav_diapo' coords='107,65,10' shape='circle' onClick='rmove(), changeImg("+(1)+");'>";
										x = 0;
										trajet();
										document.getElementById("nav_ecran").innerHTML = nav_ecr;
				 }
				 if (nim==1) {
				 						nav_ecr += "<area href='#nav_diapo' coords='68,97,10' shape='circle' onClick='rmove(), changeImg("+(ejs_ecran.length-1)+");'>";
										x = 0;
										trajet();
				 						document.getElementById("nav_ecran").innerHTML = nav_ecr;
				 }
				 						
				 document.getElementById("ecran").innerHTML = "<a href='#nav_diapo'onClick='move(), ejs_aff_photos("+nim+", 1);'><img src='"+ejs_ecran[nim]+"'  style='border:0px;' alt='...Cliquez sur galerie...'></a>";
				 nav_ecr += "<area href='#nav_diapo' coords='51,34,10' shape='circle' onClick='move(), ejs_aff_photos("+nim+", 1);'>";
				 document.getElementById("nav_ecran").innerHTML = nav_ecr;
				 pos_x = Math.round(Math.random()*200);
				 pos_y = Math.round(Math.random()*50);			 
				 
				 document.getElementById("affich").innerHTML = "";
}
function ejs_aff_photos(nim, num) { // Affichage et changement des grandes diapos
				 ejs_fin = "";
				 if(num!=(ejs_photo[nim].length-1)) {
				 						ejs_fin += "<area href='#nav_diapo' coords='57,18,8' shape='circle' onClick='ejs_aff_photos("+nim+", "+(num+1)+");'>";
										document.getElementById("nav_diapo").innerHTML = ejs_fin;
				 }
				 if(num!=1) {
				 						ejs_fin += "<area href='#nav_diapo' coords='18,48,8' shape='circle' onClick='ejs_aff_photos("+nim+", "+(num-1)+");'>";
										document.getElementById("nav_diapo").innerHTML = ejs_fin;
				 }
				 if(num==(ejs_photo[nim].length-1)) {
				 						ejs_fin += "<area href='#nav_diapo' coords='57,18,8' shape='circle' onClick='ejs_aff_photos("+nim+", "+(1)+");'>";
										document.getElementById("nav_diapo").innerHTML = ejs_fin;
				 }
				 if(num==1) {
				 					 ejs_fin += "<area href='#nav_diapo' coords='18,48,8' shape='circle' onClick='ejs_aff_photos("+nim+", "+(ejs_photo[nim].length-1)+");'>";
									 document.getElementById("nav_diapo").innerHTML = ejs_fin;
				 }
				 /* document.getElementById("info").value = ejs_photo[nim].length-1; */
				 ejs_fin += "<area href='galerie.php?nim="+nim+"&num="+num+"' coords='35,32,9' shape='circle'>";
				 document.getElementById("nav_diapo").innerHTML = ejs_fin;
				 
				 var strText="<img id='fondiap' src='images/site/diapo.gif' alt=''/>";
				 strText+="<a href='galerie.php?nim="+nim+"&num="+num+"'><img id='diapos' src='"+ejs_photo[nim][num]+"' alt='"+ejs_photo[nim][num]+"'></a>";
				 strText+="<div id=\"titre\">"+ejs_titre[nim][num]+"</div><div id=\"numero\"><span id=\"prem_num\">"+num+"/</span><span id=\"sec_num\">"+(ejs_photo[nim].length-1)+"</span></div>";
				 
				 document.getElementById("affich").innerHTML = strText;
				 opacity('fondiap', 0, 100, 500), opacity('diapos', 0, 100, 500), opacity('titre', 0, 100, 500), opacity('numero', 0, 100, 500);
				 ejs_aff_dossier();
}