// JavaScript Document
function changerimage(i_image, sequence, classLien)
{	
	i_image = parseInt(i_image) + parseInt(sequence);

	if(i_image<= n_images && i_image>0){
	
		obj = document.getElementById("image_slideshow");
		obj.src = a_images[i_image]['image'];
		
		obj = document.getElementById("texte_slideshow");
		obj.innerHTML = a_images[i_image]['description'];
		
		obj = document.getElementById("titre_slideshow");
		obj.innerHTML = a_images[i_image]['titre'];
		
		for (i=1; i<=n_images; i++){
			if(i == i_image){
				objlien = document.getElementById(classLien+i);
				if(objlien){
					objlien.style.color = "#e10119";
					objlien.style.textDecoration='underline';
				}
			}else{
				objlien = document.getElementById(classLien+i);
				if (objlien){
				objlien.style.color = "#2190fb";
				objlien.style.textDecoration='none';
				}
			}
			imagepresente = i_image;
			
			obj = document.getElementById("btn_fleche_gauche");
			
			if (n_images != 1){
				if(imagepresente == 1){ obj.src = "/_images/accueil/btn_precedent_in.gif"; obj.style.cursor = "default"; } else { obj.src = "/_images/accueil/btn_precedent.gif"; obj.style.cursor = "pointer"; }
				obj = document.getElementById("btn_fleche_droite");
				if(imagepresente == n_images){ obj.src = "/_images/accueil/btn_suiv_in.gif"; obj.style.cursor = "default"; } else { obj.src = "/_images/accueil/btn_suiv.gif"; obj.style.cursor = "pointer"; }
			}
		}
	}
}