/**
 * @license 
 * jQuery Tools 1.2.5 Tooltip - UI essentials
 * 
 * NO COPYRIGHTS OR LICENSES. DO WHAT YOU LIKE.
 * 
 * http://flowplayer.org/tools/tooltip/
 *
 * Since: November 2008
 * Date:    Wed Sep 22 06:02:10 2010 +0000 
 */
(function($) { 	
	// static constructs
	$.tools = $.tools || {version: '1.2.5'};
	
	$.tools.tooltip = {
		
		conf: { 
			
			// default effect variables
			effect: 'toggle',			
			fadeOutSpeed: "fast",
			predelay: 0,
			delay: 30,
			opacity: 1,			
			tip: 0,
			
			// 'top', 'bottom', 'right', 'left', 'center'
			position: ['top', 'center'], 
			offset: [0, 0],
			relative: false,
			cancelDefault: true,
			
			// type to event mapping 
			events: {
				def: 			"mouseenter,mouseleave",
				input: 		"focus,blur",
				widget:		"focus mouseenter,blur mouseleave",
				tooltip:		"mouseenter,mouseleave"
			},
			
			// 1.2
			layout: '<div/>',
			tipClass: 'tooltip'
		},
		
		addEffect: function(name, loadFn, hideFn) {
			effects[name] = [loadFn, hideFn];	
		} 
	};
	
	
	var effects = { 
		toggle: [ 
			function(done) { 
				var conf = this.getConf(), tip = this.getTip(), o = conf.opacity;
				if (o < 1) { tip.css({opacity: o}); }
				tip.show();
				done.call();
			},
			
			function(done) { 
				this.getTip().hide();
				done.call();
			} 
		],
		
		fade: [
			function(done) { 
				var conf = this.getConf();
				this.getTip().fadeTo(conf.fadeInSpeed, conf.opacity, done); 
			},  
			function(done) { 
				this.getTip().fadeOut(this.getConf().fadeOutSpeed, done); 
			} 
		]		
	};   

		
	/* calculate tip position relative to the trigger */  	
	function getPosition(trigger, tip, conf) {	

		
		// get origin top/left position 
		var top = conf.relative ? trigger.position().top : trigger.offset().top, 
			 left = conf.relative ? trigger.position().left : trigger.offset().left,
			 pos = conf.position[0];

		top  -= tip.outerHeight() - conf.offset[0];
		left += trigger.outerWidth() + conf.offset[1];
		
		// iPad position fix
		if (/iPad/i.test(navigator.userAgent)) {
			top -= $(window).scrollTop();
		}
		
		// adjust Y		
		var height = tip.outerHeight() + trigger.outerHeight();
		if (pos == 'center') 	{ top += height / 2; }
		if (pos == 'bottom') 	{ top += height; }
		
		
		// adjust X
		pos = conf.position[1]; 	
		var width = tip.outerWidth() + trigger.outerWidth();
		if (pos == 'center') 	{ left -= width / 2; }
		if (pos == 'left')   	{ left -= width; }	 
		
		return {top: top, left: left};
	}		

	
	
	function Tooltip(trigger, conf) {

		var self = this, 
			 fire = trigger.add(self),
			 tip,
			 timer = 0,
			 pretimer = 0, 
			 title = trigger.attr("title"),
			 tipAttr = trigger.attr("data-tooltip"),
			 effect = effects[conf.effect],
			 shown,
				 
			 // get show/hide configuration
			 isInput = trigger.is(":input"), 
			 isWidget = isInput && trigger.is(":checkbox, :radio, select, :button, :submit"),			
			 type = trigger.attr("type"),
			 evt = conf.events[type] || conf.events[isInput ? (isWidget ? 'widget' : 'input') : 'def']; 
		
		
		// check that configuration is sane
		if (!effect) { throw "Nonexistent effect \"" + conf.effect + "\""; }					
		
		evt = evt.split(/,\s*/); 
		if (evt.length != 2) { throw "Tooltip: bad events configuration for " + type; } 
		
		
		// trigger --> show  
		trigger.bind(evt[0], function(e) {

			clearTimeout(timer);
			if (conf.predelay) {
				pretimer = setTimeout(function() { self.show(e); }, conf.predelay);	
				
			} else {
				self.show(e);	
			}
			
		// trigger --> hide
		}).bind(evt[1], function(e)  {
			clearTimeout(pretimer);
			if (conf.delay)  {
				timer = setTimeout(function() { self.hide(e); }, conf.delay);	
				
			} else {
				self.hide(e);		
			}
			
		}); 
		
		
		// remove default title
		if (title && conf.cancelDefault) { 
			trigger.removeAttr("title");
			trigger.data("title", title);			
		}		
		
		$.extend(self, {
				
			show: function(e) {  

				// tip not initialized yet
				if (!tip) {
					
					// data-tooltip 
					if (tipAttr) {
						tip = $(tipAttr);

					// single tip element for all
					} else if (conf.tip) { 
						tip = $(conf.tip).eq(0);
						
					// autogenerated tooltip
					} else if (title) { 
						tip = $(conf.layout).addClass(conf.tipClass).appendTo(document.body)
							.hide().append(title);

					// manual tooltip
					} else {	
						tip = trigger.next();  
						if (!tip.length) { tip = trigger.parent().next(); } 	 
					}
					
					if (!tip.length) { throw "Cannot find tooltip for " + trigger;	}
				} 
			 	
			 	if (self.isShown()) { return self; }  
				
			 	// stop previous animation
			 	tip.stop(true, true); 			 	
			 	
				// get position
				var pos = getPosition(trigger, tip, conf);			
		
				// restore title for single tooltip element
				if (conf.tip) {
					tip.html(trigger.data("title"));
				}

				// onBeforeShow
				e = e || $.Event();
				e.type = "onBeforeShow";
				fire.trigger(e, [pos]);				
				if (e.isDefaultPrevented()) { return self; }
		
				
				// onBeforeShow may have altered the configuration
				pos = getPosition(trigger, tip, conf);
				
				// set position
				tip.css({position:'absolute', top: pos.top, left: pos.left});					
				
				shown = true;
				
				// invoke effect 
				effect[0].call(self, function() {
					e.type = "onShow";
					shown = 'full';
					fire.trigger(e);		 
				});					

	 	
				// tooltip events       
				var event = conf.events.tooltip.split(/,\s*/);

				if (!tip.data("__set")) {
					
					tip.bind(event[0], function() { 
						clearTimeout(timer);
						clearTimeout(pretimer);
					});
					
					if (event[1] && !trigger.is("input:not(:checkbox, :radio), textarea")) { 					
						tip.bind(event[1], function(e) {
	
							// being moved to the trigger element
							if (e.relatedTarget != trigger[0]) {
								trigger.trigger(evt[1].split(" ")[0]);
							}
						}); 
					} 
					
					tip.data("__set", true);
				}
				
				return self;
			},
			
			hide: function(e) {

				if (!tip || !self.isShown()) { return self; }
			
				// onBeforeHide
				e = e || $.Event();
				e.type = "onBeforeHide";
				fire.trigger(e);				
				if (e.isDefaultPrevented()) { return; }
	
				shown = false;
				
				effects[conf.effect][1].call(self, function() {
					e.type = "onHide";
					fire.trigger(e);		 
				});
				
				return self;
			},
			
			isShown: function(fully) {
				return fully ? shown == 'full' : shown;	
			},
				
			getConf: function() {
				return conf;	
			},
				
			getTip: function() {
				return tip;	
			},
			
			getTrigger: function() {
				return trigger;	
			}		

		});		

		// callbacks	
		$.each("onHide,onBeforeShow,onShow,onBeforeHide".split(","), function(i, name) {
				
			// configuration
			if ($.isFunction(conf[name])) { 
				$(self).bind(name, conf[name]); 
			}

			// API
			self[name] = function(fn) {
				if (fn) { $(self).bind(name, fn); }
				return self;
			};
		});
		
	}
		
	
	// jQuery plugin implementation
	$.fn.tooltip = function(conf) {
		
		// return existing instance
		var api = this.data("tooltip");
		if (api) { return api; }

		conf = $.extend(true, {}, $.tools.tooltip.conf, conf);
		
		// position can also be given as string
		if (typeof conf.position == 'string') {
			conf.position = conf.position.split(/,?\s/);	
		}
		
		// install tooltip for each entry in jQuery object
		this.each(function() {
			api = new Tooltip($(this), conf); 
			$(this).data("tooltip", api); 
		});
		
		return conf.api ? api: this;		 
	};
		
}) (jQuery);
/**
 * @license 
 * jQuery Tools 1.2.5 / Tooltip Dynamic Positioning
 * 
 * NO COPYRIGHTS OR LICENSES. DO WHAT YOU LIKE.
 * 
 * http://flowplayer.org/tools/tooltip/dynamic.html
 *
 * Since: July 2009
 * Date:    Wed Sep 22 06:02:10 2010 +0000 
 */
(function($) { 

	// version number
	var t = $.tools.tooltip;
	
	t.dynamic = {
		conf: {
			classNames: "top right bottom left"
		}
	};
		
	/* 
	 * See if element is on the viewport. Returns an boolean array specifying which
	 * edges are hidden. Edges are in following order:
	 * 
	 * [top, right, bottom, left]
	 * 
	 * For example following return value means that top and right edges are hidden
	 * 
	 * [true, true, false, false]
	 * 
	 */
	function getCropping(el) {
		
		var w = $(window); 
		var right = w.width() + w.scrollLeft();
		var bottom = w.height() + w.scrollTop();		
		
		return [
			el.offset().top <= w.scrollTop(), 						// top
			right <= el.offset().left + el.width(),				// right
			bottom <= el.offset().top + el.height(),			// bottom
			w.scrollLeft() >= el.offset().left 					// left
		]; 
	}
	
	/*
		Returns true if all edges of an element are on viewport. false if not
		
		@param crop the cropping array returned by getCropping function
	 */
	function isVisible(crop) {
		var i = crop.length;
		while (i--) {
			if (crop[i]) { return false; }	
		}
		return true;
	}
	
	// dynamic plugin
	$.fn.dynamic = function(conf) {
		
		if (typeof conf == 'number') { conf = {speed: conf}; }
		
		conf = $.extend({}, t.dynamic.conf, conf);
		
		var cls = conf.classNames.split(/\s/), orig;	
			
		this.each(function() {		
				
			var api = $(this).tooltip().onBeforeShow(function(e, pos) {				

				// get nessessary variables
				var tip = this.getTip(), tipConf = this.getConf();  

				/*
					We store the original configuration and use it to restore back to the original state.
				*/					
				if (!orig) {
					orig = [
						tipConf.position[0], 
						tipConf.position[1], 
						tipConf.offset[0], 
						tipConf.offset[1], 
						$.extend({}, tipConf)
					];
				}
				
				/*
					display tip in it's default position and by setting visibility to hidden.
					this way we can check whether it will be on the viewport
				*/
				$.extend(tipConf, orig[4]);
				tipConf.position = [orig[0], orig[1]];
				tipConf.offset = [orig[2], orig[3]];

				tip.css({
					visibility: 'hidden',
					position: 'absolute',
					top: pos.top,
					left: pos.left 
				}).show(); 
				
				// now let's see for hidden edges
				var crop = getCropping(tip);		
								
				// possibly alter the configuration
				if (!isVisible(crop)) {
					
					// change the position and add class
					if (crop[2]) { $.extend(tipConf, conf.top);		tipConf.position[0] = 'top'; 		tip.addClass(cls[0]); }
					if (crop[3]) { $.extend(tipConf, conf.right);	tipConf.position[1] = 'right'; 	tip.addClass(cls[1]); }					
					if (crop[0]) { $.extend(tipConf, conf.bottom); 	tipConf.position[0] = 'bottom';	tip.addClass(cls[2]); } 
					if (crop[1]) { $.extend(tipConf, conf.left);		tipConf.position[1] = 'left'; 	tip.addClass(cls[3]); }					
					
					// vertical offset
					if (crop[0] || crop[2]) { tipConf.offset[0] *= -1; }
					
					// horizontal offset
					if (crop[1] || crop[3]) { tipConf.offset[1] *= -1; }
				}  
				
				tip.css({visibility: 'visible'}).hide();
		
			});
			
			// restore positioning as soon as possible
			api.onBeforeShow(function() {
				var c = this.getConf(), tip = this.getTip();		 
				setTimeout(function() { 
					c.position = [orig[0], orig[1]];
					c.offset = [orig[2], orig[3]];
				}, 0);
			});
			
			// remove custom class names and restore original effect
			api.onHide(function() {
				var tip = this.getTip(); 
				tip.removeClass(conf.classNames);
			});
				
			ret = api;
			
		});
		
		return conf.api ? ret : this;
	};	
	
}) (jQuery);
/**
 * @license 
 * jQuery Tools 1.2.5 / Tooltip Slide Effect
 * 
 * NO COPYRIGHTS OR LICENSES. DO WHAT YOU LIKE.
 * 
 * http://flowplayer.org/tools/tooltip/slide.html
 *
 * Since: September 2009
 * Date:    Wed Sep 22 06:02:10 2010 +0000 
 */
(function($) { 

	// version number
	var t = $.tools.tooltip;
		
	// extend global configuragion with effect specific defaults
	$.extend(t.conf, { 
		direction: 'up', // down, left, right 
		bounce: false,
		slideOffset: 10,
		slideInSpeed: 200,
		slideOutSpeed: 200, 
		slideFade: !$.browser.msie
	});			
	
	// directions for slide effect
	var dirs = {
		up: ['-', 'top'],
		down: ['+', 'top'],
		left: ['-', 'left'],
		right: ['+', 'left']
	};
	
	/* default effect: "slide"  */
	t.addEffect("slide", 
		
		// show effect
		function(done) { 

			// variables
			var conf = this.getConf(), 
				 tip = this.getTip(),
				 params = conf.slideFade ? {opacity: conf.opacity} : {}, 
				 dir = dirs[conf.direction] || dirs.up;

			// direction			
			params[dir[1]] = dir[0] +'='+ conf.slideOffset;
			
			// perform animation
			if (conf.slideFade) { tip.css({opacity:0}); }
			tip.show().animate(params, conf.slideInSpeed, done); 
		}, 
		
		// hide effect
		function(done) {
			
			// variables
			var conf = this.getConf(), 
				 offset = conf.slideOffset,
				 params = conf.slideFade ? {opacity: 0} : {}, 
				 dir = dirs[conf.direction] || dirs.up;
			
			// direction
			var sign = "" + dir[0];
			if (conf.bounce) { sign = sign == '+' ? '-' : '+'; }			
			params[dir[1]] = sign +'='+ offset;			
			
			// perform animation
			this.getTip().animate(params, conf.slideOutSpeed, function()  {
				$(this).hide();
				done.call();		
			});
		}
	);  
	
})(jQuery);