function showProductContent(i,max) {
	for (var j = 1; j <= max; j++) {
		var detailMenu = $("productMenu".concat(j));
		var detailContent = $("productContent".concat(j));
		if (detailMenu == null || detailMenu == "undefined" || detailContent == null || detailContent == "undefined") {
			continue;
		}
		if (i == j) {
			detailMenu.className = "bnt_link";
			detailContent.style.display = "block";
		} else {
			detailMenu.className = "";
			detailContent.style.display = "none";
		}
	}
}