/*
* lm 1.1
* Automatic functions for webpages
* Require:
*  jquery.js
*  frame.css
*  content_font.css
*
* Copyright: (c) 2007 ludicmind.net
**************************************/

// Initialization
$.lm = {
	init: function() {
		for (func in $.lm) {
			if ($.lm[func].init)
				$.lm[func].init();
		}
	}
};

$(document).ready(function(){
	$.lm.init();
});


// Add "first-child" class to all elements in #content
$.lm.firstChild = {
	init: function() {
		var ua = window.navigator;
		if (ua.appName == "Microsoft Internet Explorer" && ua.appVersion.indexOf("MSIE 7.0") == -1) {/**/
			$("#content *:first-child").addClass("first-child");
		}
	}
};

// Add "nolink" class to Heading without a[href]

$.lm.noLink = {
	init: function() {
		$("a:not([href])").parent("h2").addClass("nolink");
		$("a:not([href])").parent("h3").addClass("nolink");
		$("a:not([href])").parent("h4").addClass("nolink");
	}
};


// Mouse hover on input[type='image']
$.lm.inputHover = {

	init: function() {
		$('input[type="image"]')
			.bind('mouseover', this.enter)
			.bind('mouseout', this.exit)
			.each(this.preload);
	},

	preload: function() {
		this.preloaded = new Image;
		this.preloaded.src = this.src.replace(/^(.+)(\.[a-z]+)$/, "$1_o$2");
	},

	enter: function() {
		this.src = this.src.replace(/^(.+)(\.[a-z]+)$/, "$1_o$2");
	},

	exit: function() {
		this.src = this.src.replace(/^(.+)_o(\.[a-z]+)$/, "$1$2");
	}
};


// Navigation Submenu
$.lm.submenu = {
	init: function() {
		var toggle = function(direction, display) {
			return function() {
				var self = this;
				var ul = $("ul", this);
				if( ul.css("display") == display && !self["block" + direction] ) {
					self["block" + direction] = true;
					ul["slide" + direction]("fast", function() {
						self["block" + direction] = false;
					});
				}
			};
		}
		$("li.hasSubmenu").hover(toggle("Down", "none"), toggle("Up", "block"));
		$("li.hasSubmenu ul").hide();
	}
};