// 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);
					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(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"; }
				
			}
		}
}