currentImg=0;
currentMax=stepforward;

switch (showIMG) {
		case 1 :
		currentImg = 0;
		currentMax=stepforward;
		break;
		
		case 2:
		currentImg = 5;
		currentMax=currentImg+stepforward;
		break;
		
		case 3:
		currentImg = 10;
		currentMax=currentImg+stepforward;
		break;
		
		case 4:
		currentImg = 15;
		currentMax=currentImg+stepforward;
		break;
		
		default:
		currentImg = 0;
		currentMax=stepforward;
		break;
	}

function displayImagesGamme(){
	var tableEntete = "<table height=\"64\" cellpadding=\"0\" cellspacing=\"0\" border=\"0\"><tr><td valign=\"bottom\">";
	var tablePied = "</td></tr></table>";
	var writeContent = "";
	var linkNextIMG = "";
	var strPathBtSuivantGamme ="";
	var divClear = "<div class=\"clear\"></div>";
	if (btSuivantGamme) {
		 strPathBtSuivantGamme = "_gamme";
	}
		if (tab.length > stepforward) {
			
			if(currentMax > tab.length)
				currentMax = tab.length;
			
			for(i=currentImg; i<currentMax; i++) {
					writeContent += "<a href=\""+tab[i][2]+"\"><img src=\""+pathIMG+"vign_"+tab[i][0]+"."+ FileExtension +"\"><span>"+tab[i][1]+"</span></a>";
			}
			
			if(currentMax == tab.length) {
				currentImg=0;
				currentMax=stepforward;
			} else {
				currentImg = currentImg+stepforward;
				currentMax = currentMax+stepforward;
			}
			
			
			linkNextIMG = "<br/ ><a href=\"javascript:void(0);\" onclick=\"displayImagesGamme()\" class=\"lnkImg\"><img src=\""+pathIMG+"/bt_suivant"+strPathBtSuivantGamme+".gif\" border=\"0\"></a>";
		}
		else {
				for(var i = 0; i < tab.length; ++i) {
					writeContent += "<a href=\""+tab[i][2]+"\"><img src=\""+pathIMG+"vign_"+tab[i][0]+"."+ FileExtension +"\"><span>"+tab[i][1]+"</span></a>";
					}
		}
		document.getElementById("zoneProduits").innerHTML = writeContent + tableEntete + linkSupplement + linkNextIMG + tablePied + divClear;
}

/* Preload Images */
function preLoadImages() {
	if (document.images) { 
		preload_image_menu = new Array();
		
		for(i=0; i<tab.length; i++) {
			preload_image_menu[i] = new Image();
			preload_image_menu[i].src = ""+pathIMG+"vign_"+tab[i][0]+"."+ FileExtension;
		}
	}
}


/* OnLoad Event */
function addLoadEvent(func) {
    var oldonload = window.onload;
    if (typeof window.onload != 'function') {
        window.onload = func;
    } else {
        window.onload = function() {
            oldonload();
            func();
        }
    }
}

addLoadEvent(preLoadImages);
addLoadEvent(displayImagesGamme);