function $(elm) { return document.getElementById(elm); }

function forumRedirect(url) {
	W.redirect(url);
}

String.prototype.strip = function() {
	return this.replace(/^\s+/, '').replace(/\s+$/, '');
}

function toggleDisplays(elms, options) {
	for (var i = 0; i < elms.length; i++) {
		toggleDisplay(elms[i], options);
	}
}

function toggleDisplay(elm, options) {
	elm = $(elm);
	var none = elm.style.display == "none";
	if (none && options.offText) {
		options.elm.innerHTML = options.offText;
	}
	else if (!none && options.onText) {
		options.elm.innerHTML = options.onText;
	}
	elm.style.display = none ? "": "none";
}

var Category = {

	goWithId: function(url) {
		forumRedirect(url + '/' + Category.cbId);
	},
	
	move: function(url) {
		Category.setCbId();
		Category.goWithId(url);
	},

	remove: function(url) {
		Category.setCbId();
		if (confirm('Are you sure you want permanently remove this category?  You will lose ALL forums and ALL posts in this category.')) {
			Category.goWithId(url);
		}
	},

	addForum: function(url) {
		Category.setCbId();
		Category.goWithId(url);
	},

	edit: function(url) {
		Category.setCbId();
		Category.goWithId(url);
	},

	setCbId: function() {
		Category.cbId = fwGetContextBar('categoriesContextBar').getID();
	}
}