jQuery.typeOf = function(value) {
	var t = typeof value;
	if (t === 'object') {
		if (value) {
			if (value instanceof Array) {
				t = 'array';
			}
		} else {
			t = 'null';
		}
	}
	return t;
};

//console.log(typeof '');

//console.log($.typeOf(''));

//console.log(typeof {});

//console.log($.typeOf({}));

//console.log(typeof []);

//console.log($.typeOf([]));

//console.log(typeof null);

//console.log($.typeOf(null));

jQuery.imagePreload = function() {
	if (!document.images) { return false; }

	//var args = Array.prototype.slice.call(arguments);

	var images = [], type, image, callback;

	jQuery.each(arguments, function(i, arg) {
		type = jQuery.typeOf(arg);
		switch (type) {
			case 'string':
				image = new Image();
				image.src = arg;
				images.push(image);
				break;
			case 'object':
				for (var key in arg) {
					if (jQuery.typeOf(key) === 'string') {
						image = new Image();
						image.src = key;
						callback = arg[key];
						if (jQuery.typeOf(callback) === 'function') {
							image.onload = callback;
						}
						images.push(image);
					}
				}
				break;
		}
	});

	return images;
};

//$.imagePreload('1.jpg');

//$.imagePreload('1.jpg', '2.jpg');

//$.imagePreload({ '1.jpg' : function() { alert('1.jpg loaded'); } }, { '2.jpg' : function() { alert('2.jpg loaded'); } });

//$.imagePreload({ 'http://seeker401.files.wordpress.com/2009/12/ninja-kitten-defeats-dog-with-google-search-skills-always.jpg' : function() { alert('http://seeker401.files.wordpress.com/2009/12/ninja-kitten-defeats-dog-with-google-search-skills-always.jpg loaded'); }, 'http://www.blogcdn.com/www.downloadsquad.com/media/2007/03/google-camel.jpg' : function() { alert('http://www.blogcdn.com/www.downloadsquad.com/media/2007/03/google-camel.jpg loaded'); } });

jQuery.createElement = function(element, settings) {
	if (!element) { element = 'div'; }
	if (!settings) { settings = {}; }
	if (typeof element !== 'string') {
		settings = element;
		if (settings.element) {
			element = settings.element;
			delete settings.element;
		} else if (settings.tag) {
			element = settings.tag;
			delete settings.tag;
		}
	}
	element = $(document.createElement(element));
	jQuery.each(settings, function(k, v) {
		switch(k) {
			case 'css':
				element.css(v);
				break;
			case 'text':
				element.text(v);
				break;
			case 'val':
				element.val(v);
				break;
			default:
				element.attr(k, v);
		}
	});
	return element;
};

//$.createElement(); // <div />

//$.createElement('a'); // <a />

//$.createElement('a', { 'href': 'http://google.com', 'text': 'Google' }); // <a href="http://google.com">Google</a>

//$.createElement({ 'tag': 'a', 'href': 'http://google.com', 'text': 'Google' }); // <a href="http://google.com">Google</a>

//$.createElement({ 'element': 'a', 'href': 'http://google.com', 'text': 'Google' }); // <a href="http://google.com">Google</a>