/**
	* Portfolio Builders script file
	*
	* @depend jquery.scrollTo-1.4.2.js
	* @depend jquery.localScroll-1.2.7.js
	* @depend jquery.serialScroll-1.2.2.js
	* @depend jquery.flot.js
*/
jQuery(function($) {

	if($('body.default').length > 0) {
	
		var $panels = $('#slider .scrollContainer > div');
		var $container = $('#slider .scrollContainer');

		// if false, we'll float all the panels left and fix the width 
		// of the container
		var horizontal = true;

		// float the panels left if we're going horizontal
		if (horizontal) {
		  $panels.css({
		    'float' : 'left',
		    'position' : 'relative' // IE fix to ensure overflow is hidden
		  });

		  // calculate a new width for the container (so it holds all panels)
		  $container.css('width', $panels[0].offsetWidth * $panels.length);
		}

		// collect the scroll object, at the same time apply the hidden overflow
		// to remove the default scrollbars that will appear
		var $scroll = $('#slider .scroll').css('overflow', 'hidden');

		// handle nav selection
		function selectNav() {
		  $(this)
		    .parents('ul:first')
		      .find('a')
		        .removeClass('selected')
		      .end()
		    .end()
		    .addClass('selected');
		}

		$('#slider .nav').find('a').click(selectNav);

		// go find the navigation link that has this target and select the nav
		function trigger(data) {
		  var el = $('#slider .nav').find('a[href$="' + data.id + '"]').get(0);
		  selectNav.call(el);
		}

		if (window.location.hash) {
		  trigger({ id : window.location.hash.substr(1) });
		} else {
		  $('ul.nav a:first').click();
		}

		// offset is used to move to *exactly* the right place, since I'm using
		// padding on my example, I need to subtract the amount of padding to
		// the offset.  Try removing this to get a good idea of the effect
		var offset = parseInt((horizontal ? 
		  $container.css('paddingTop') : 
		  $container.css('paddingLeft')) 
		  || 0) * -1;


		var scrollOptions = {
		  target: $scroll, // the element that has the overflow

		  // can be a selector which will be relative to the target
		  items: $panels,

		  navigation: '.nav a',

		  // allow the scroll effect to run both directions
		  axis: 'xy',

		  onAfter: trigger, // our final callback

		  offset: offset,

		  // duration of the sliding effect
		  duration: 500

		  // easing - can be used with the easing plugin: 
		  // http://gsgd.co.uk/sandbox/jquery/easing/
		  // easing: 'swing'
		};

		// apply serialScroll to the slider - we chose this plugin because it 
		// supports// the indexed next and previous scroll along with hooking 
		// in to our navigation.
		$('#slider').serialScroll(scrollOptions);

		// now apply localScroll to hook any other arbitrary links to trigger 
		// the effect
		$.localScroll(scrollOptions);

		// finally, if the URL has a hash, move the slider in to position, 
		// setting the duration to 1 because I don't want it to scroll in the
		// very first page load.  We don't always need this, but it ensures
		// the positioning is absolutely spot on when the pages loads.
		scrollOptions.duration = 1;
		$.localScroll.hash(scrollOptions);
	}
	
	if($('body.calculator').length > 0) {
		var fund = {
	    label: "Fund",
	    data: []
	  };
		var delay_fund = {
	    label: "Delay",
	    data: []
	  };

		function rebuild_data(){
			var save = parseInt($('#save').val())*12;
			var int = (parseInt($('#int').val()))/100;
			var years = parseInt($('#years').val());
			var delay = parseInt($('#delay').val());

			var running = 0;
			var delay_running = 0;
			var ar_fund=[];
			var ar_delay=[];
			var i = 0;

			while( i <= years ) {

				running = save * ( Math.pow((1.0+int),i) - 1 ) / int;
				ar_fund.push([ i, parseInt(running)]);

				if ( i >= delay ) {
					delay_running = save * ( Math.pow((1.0+int),i-delay) - 1 ) / int;
					ar_delay.push([ i, parseInt(delay_running)]);
				}

				// increase counter
				i = i+1;			
			};

			fund.data = ar_fund;
			delay_fund.data = ar_delay;
			$('#results #fund-value').text(parseInt(running));
		 	$('#results #fund-loss').text(parseInt(running-delay_running));

		};

		rebuild_data();
		var plot = $.plot($("#graph"), [
			{ label : "Save Now", data : fund.data, color: '#76140e' },
			{ label : "Delay", data : delay_fund.data, color:'#001544' }
			], {
			xaxis: {
				label : "Years"
			},
			yaxis: {
				ticks: [0, [50000, "50k"], [100000, "100k"], [200000, "200k"], [500000, "500k"], [1000000, "1M"]],
				label : "Fund Value"
			},
			legend: {
				position: 'nw'
			},
			grid: {
		  	backgroundColor: { colors: ["#fff", "#eee"] }
		  }
		});	
		var timeout = null;

		$('form input').keydown( function(){
			if (timeout) clearTimeout(timeout);
			timeout = setTimeout( function(){
				rebuild_data();
				plot.setData([{ label : "Save Now", data : fund.data, color: '#76140e' },
				{ label : "Delay", data : delay_fund.data, color:'#001544' }
				]);
				plot.setupGrid();
				plot.draw();
			}, 500);
		});
	}
	
});