// JavaScript Document

<!-- code JS pour le diapo 4 -->
//<![CDATA[
i=0;
function legende()
		{
		lc=new Array('chat1','chat2','chat3');
		lg=new Array('grenouille1','grenouille2','grenouille3','grenouille4','grenouille5');
		li=new Array('nenuphars','hiver','coucher de soleil','collines');
		le=new Array('lc[i]','lg[i]','li[i]');
		leg=eval(le[p]);
		document.getElementById('comment').innerHTML=leg;
		}
		
function serie(nomdossier,nombreimages,legenda,pos)
		{
			i=0;
			p=pos;
			nd=nomdossier; 
			ni=nombreimages;
			le=legenda;
			affiche();
			legende();
		}
function affiche()
		{
			document.getElementById("ecran").innerHTML=
		'<img src="images/diapo4_js/'+nd+'/'+i+'.jpg" height="200px"/>';	
		}

function avant()
		{
			if(i<ni-1)
			{i++;}
			else {i=0;}
			{document.getElementById("ecran").innerHTML=
			'<img src="images/diapo4_js/'+nd+'/'+i+'.jpg" height="200px"/>';	
			}
		}

function arriere()
		{
			if(i>0)
			{i--;}
			else{i=ni-1;}
			{document.getElementById("ecran").innerHTML=
			'<img src="images/diapo4_js/'+nd+'/'+i+'.jpg" height="200px"/>';	
			}
		}

//]]>