function menu()
	{		
	var i,x,tB,j=0,tA=new Array(),arg=menu.arguments;	
	if(document.getElementsByTagName)
		{
		for(i=4;i<arg.length;i++)
			{
			tB=document.getElementsByTagName(arg[i]);						
			for(x=0;x<tB.length;x++)
				{		
				tA[j]=tB[x]; j++;
				}
			}
		for(i=0;i<tA.length;i++)
			{
			if(tA[i].id==arg[1])
				{			
				if(arg[0]==1)
					{
					tA[i].className=(tA[i].className==arg[3])?arg[2]:arg[3];
					tA[i].className=arg[2];
					}
				else
					{tA[i].className=arg[2];}
				}
			}
		}
	//document.form1.produits_famille1.options[document.form1.produits_famille1.selectedIndex].value=0;
	}

function suppression(id, redir, msg)
    {
    if(confirm('Voulez-vous vraiment supprimer '+msg+' ?'))
       	document.location.href=redir+'&supp=0&id='+id;
    }

function menu_efface(){
	var elems, arg=menu_efface.arguments;
	elems=document.getElementsByTagName('div');
	  for(var i=0;i<elems.length;i++)
    	{
			if (elems[i].id!=arg[0]){ 			
			menu(1,elems[i].id,'cacher','cacher','div');
			}
		}
}

function menu_suiv(){

   var elems;
   var i=0;
	elems=document.getElementsByTagName('div');
	  while(i<elems.length-1 && elems[i].className!="montrer")
    	{
		i++;
		
		}
		if (elems[i].className=="montrer" && i<elems.length-1){ 
				//alert (""+elems[i].id);		
				menu(1,elems[i+1].id,'montrer','montrer','div');
				//alert (""+elems[i+1].id);
				menu_efface(elems[i+1].id)
		}else{
		menu(1,elems[0].id,'montrer','montrer','div');
		menu_efface(elems[0].id);
		}
}


function menu_prec(){

   var elems;
   elems=document.getElementsByTagName('div');
	var i=(elems.length)-1;

	  while(i>0 && elems[i].className!="montrer")
    	{
		i--;
		}
		if (elems[i].className=="montrer" && i>0){ 		
				menu(1,elems[i-1].id,'montrer','montrer','div');
				menu_efface(elems[i-1].id)
		}else{
		menu(1,elems[(elems.length)-1].id,'montrer','montrer','div');
				menu_efface(elems[(elems.length)-1].id);
		}
}

function fin_diap(){
	var elems;
   	elems=document.getElementsByTagName('div');
	var i=(elems.length)-1;
	menu(1,elems[i].id,'montrer','montrer','div');
	menu_efface(elems[i].id)
}

function deb_diap(){
	var elems;
   	elems=document.getElementsByTagName('div');
	menu(1,elems[0].id,'montrer','montrer','div');
	menu_efface(elems[0].id)
}

function suppr_diap(){
 var elems;
   var i=0;
	elems=document.getElementsByTagName('div');
	  while(i<elems.length-1 && elems[i].className!="montrer")
    	{
		i++;
		
		}
      suppression( ''+elems[i].id, 'galerie.php?type=supp', 'cette photo');	   
}

function modif_diap(){
	var elems;
   var i=0;
	elems=document.getElementsByTagName('div');
	  while(i<elems.length-1 && elems[i].className!="montrer")
    	{
		i++;
		}
		var redir='galerie_edit.php';
		document.location.href=redir+'?id='+elems[i].id;
}