/*
 * jquery-util.js - JavaScript Library
 * Copyright (c) 2008 Lucas Ferreira (www.lucasferreira.com)
 *
 * Version: 0.5.1b
 */

/* Browser info class */
var Browser = {
	init: function()
	{
		this.os = (navigator.platform || "win").toString().toLowerCase();
	},
	isIE: function(){ return jQuery.browser.msie; },
	isOpera: function(){ return jQuery.browser.opera; },
	isMozilla: function(){ return jQuery.browser.mozilla; },
	isSafari: function(){ return jQuery.browser.safari; },
	isWin: function(){ return (this.os.indexOf("win") > -1); },
	isLinux: function(){ return (this.os.indexOf("lin") > -1); },
	isMac: function(){ return (this.os.indexOf("mac") > -1); }
};
Browser.init();

/* For FireBug */
if(!console)
{
	var console = {
		created: false,
		create: function()
		{
			var d = jQuery("<div id='debbug-win'></div>");
			d.css({"padding": "1em", "border": "1px solid black", "font": "12px Georgia1, Georgia, serif"});
			jQuery(document.body).append(d);
			console.created = true;
		},
		log: function(a)
		{
			if(!console.created) console.create();
			var d = document.getElementById("debbug-win");
			d.innerHTML += a + '<br />';
		}
			
	};
}
	
/* Delegate class */
function Delegate(obj, func, args)
{
	var f = function()
	{
		var target = arguments.callee.target, func = arguments.callee.func, args = arguments.callee.args;
		return func.apply(target, (args.length < 1 ? arguments : args));
	};
	extendObject(f, {
		args: (args != undefined && args.length > 0 ? args : new Array()),
		target: obj, func: func
	});
	return f;
}
var _d = Delegate.create = Delegate;

/* BodyLoad class */
var BodyLoad = {
	add: function(f)
	{
		if(typeof f == "function")
		{
			$(window).load( f );
		}
	}
};

function initContentLoad()
{
	for(var i=0, a = document.links; i<a.length; i++)
		if(a[i].rel && a[i].rel == "blank") a[i].target = "_blank";
}

function _c(f){ return jQuery(f); }

_c( initContentLoad );

/* Prototypes Utils */
function extendObject(obj, ext, over)
{
	return jQuery.extend(obj, ext);
}
extendObject.elements = function(objs, ext, over)
{
	for(var i=0; i<objs.length; i++)
		extendObject(objs[i], ext, (over || false));
		
	return objs;
};
__extends__ = extendObject;

__extends__(String.prototype, {
	
	trim: function() { return jQuery.trim(this.toString()); },
	
	replaceAll: function(f, r){ return (this || "").split(f).join(r); },
	
	toNumber: function()
	{
		var s = this.toString().replaceAll(".", "").replace(",", ".").replaceAll(",", "");
		return isNaN(new Number(s)) ? 0 : new Number(s);
	},
	
	camelize: function(noLowerFirst)
	{
		for(var i=0, s=this.replace(/[-_.]+/g, '/').split('/'), ns=""; i<s.length; i++)
		{
			if(!noLowerFirst && i < 1)
			{
				ns += s[i].toLowerCase();
			}
			else
			{
				ns += (ss=s[i]).substr(0, 1).toUpperCase() + ss.substr(1, ss.length).toLowerCase();
			}
		}
		return ns;
	},
	
	toObject: function(){ return eval('(' + this.toString() + ')');	}
	
});

if(!Array.prototype.push)
	Array.prototype.push = function(a){ this[this.length] = a; };
	
__extends__(Array.prototype, {
	first: function(){ return (this.length > 0) ? this[0] : null; },
	last: function(){ return (this.length > 0) ? this[this.length-1] : null; },
	read: function(){ Delegate.create(a=(this || []), arguments[0], [a.length])(); },
	each: function(f){ for(var i=0, a=(this || []); i<a.length; i++) Delegate.create(a, f, [i])(); return a; },
	run: function(f){ for(var i=0, a=(this || []); i<a.length; i++) Delegate.create(a[i], f, [i])(); return a; },
	find: function(e){ return jQuery.inArray(e, (this||[])); },
	merge: function(a){ return this.concat(a); },
	uniqueValues: function(){ for(var i=0, a=[], b=(this||[]); i < b.length; i++) if(a.find(b[i]) < 0) a.push(b[i]); return a; },
	apply: function()
	{
		if((a=arguments).length < 1) return false;

		for(var i=1,f=a[0],args=[]; i<a.length; i++) args.push(a[i]);
		
		this.run(function(i){
			if(!empty(this[f]) && typeof this[f] == "function")
			{
				this[f].apply(this, args);
			}
		});
		
		return this;
	},
	remove: function(i)
	{
		this.splice(i, 1);
		return this;
	}
});

/* Event class */
var Event = {
	add: function(obj, evType, fn)
	{
		if(typeof obj == "array")
		{
			obj.each(function(i){ Event.add(this[i], evType, fn); });
			return true;
		}
		var obj = (typeof obj == "string") ? $(obj) : obj;
		if(empty(obj)) return false;
		
		obj.bind(evType, fn);
	},
	remove: function(obj, evType, fn)
	{
		if(typeof obj == "array")
		{
			obj.each(function(i){ Event.remove(this[i], evType, fn); });
			return true;
		}
		var obj = (typeof obj == "string") ? $(obj) : obj;
		if(empty(obj)) return false;	

		obj.unbind(evType, fn);
	},
	cancel: function(evt)
	{
		try {
			evt.preventDefault();
		} catch(e) {
			window.event.returnValue=false;
		}
	}	
};

/* MISCELANIOUS FUNCTIONS */
jQuery.fn.initValue = function()
{
	this.focus(function(){
		if(typeof this.defaultValue == "undefined")
		{
			this.defaultValue = this.val();
		}
		if(this.defaultValue == $(this).val()) $(this).val('');
	}).blur(function(){
		if($(this).val().length < 1) $(this).val(this.defaultValue);
	});
}

function chr(n){ return (String.fromCharCode(n) || null); }

function empty(o){ return ((typeof o == "undefined") || (o==null) || (o.length < 1) || false); }

/* FixSFMenu CLASS */
jQuery.fn.FixSFMenu = function(e)
{
	this.find("li").hover(function(){
		$(this).addClass('over').parent().find(".over").not($(this)).removeClass('over');
	}, function(){
		$(this).removeClass('over');
	}).each(function(){
		if($(this).find("ul").length > 0)
		{
			$(this).find("a:first").focus(function(){ $(this).parent().addClass("over"); });
			$(this).find("a:last").blur(function(){
				$(this).parent().parent().parent().removeClass("over");
				$(this).parent().parent().removeClass("over");
			});
		}
	});
	
	return this;
};

/* DOM functions */
var $target = getTargetByEvent = function(e){ return (e=(e||window.event)).target ? e.target : e.srcElement; };

function absLeft(obj)
{
	var obj = typeof obj == "string" ? $(obj) : (obj || this);	
	return obj.offset().left;
}

function absTop(obj)
{
	var obj = typeof obj == "string" ? $(obj) : (obj || this);	
	return obj.offset().top;
}

/* jQuery */
__extends__(jQuery.prototype, {
	e: function(evt, f){ return this.bind(evt, f); },
	remClass: function(c){ return this.removeClass(c); },
	first: function(){ return jQuery(this.get().first()); },
	last: function(){ return jQuery(this.get().last()); },
	fixsf: function(){ return this.FixSFMenu(); },
	enterAsTab: function(a)
	{
		// based on: http://jsfromhell.com/forms/enter-as-tab
	    $(this).keypress(function(e){
		
	        var l, i, f, j, o = e.target;
			
			e.key = (e.which + 1 || e.keyCode + 1) - 1 || 0;
			
	        if(e.key == 13 && (a || !/textarea|select/i.test(o.type)))
			{
	            for(i = l = (f = o.form.elements).length; f[--i] != o;);
	            for(j = i; (j = (j + 1) % l) != i && (!f[j].type || f[j].disabled || f[j].readOnly || f[j].type.toLowerCase() == "hidden"););
	            e.preventDefault(), j != i && f[j].focus();
	        }
	
	    });
	}
});

/* CakePHP Integration */
var $cake = function(s)
{
	return $('#' + s.camelize(true));
};
$cake.name = function(s)
{
	s = s.replace(/[_.]+/g, '/').split('/');
	for(var i=0; i<s.length; i++)
	{
		s[i] = "[" + s[i] + "]";
	}
	
	return ("data" + s.join(""));	
}