function scs_logoff() {
     if (confirm('Logoff Nature Farms?')) {
     	location.href=('/login.php?action=logoff');
     }
}
function protected_field(obj) {
	if (obj.style.color != "#000000") {
	    obj.value="";
	    obj.style.color="#000000";
	}
}
function hide_object(id,hide) {
	if (hide) {
		document.getElementById(id).style.display = "none";
	  } else {
		document.getElementById(id).style.display = "block";
    }
}
function contents_menu(item_count) {
	img=document.getElementById("img" + item_count);
    span=document.getElementById("span" + item_count);
	var RegExpObject=new RegExp("/images/catalog_more.gif$");
    if (RegExpObject.test(img.src)) {
		img.src="/images/catalog_less.gif";
		span.style.display = "block";
	  } else {
		img.src="/images/catalog_more.gif";
		span.style.display = "none";
    }
}