// to re-apply all sifrs, (e.g. after a div swap, just run sifr_replace_all());

// all global onlads should go here
$(document).ready(function() {
	// portfolio popups
		var portfolio_thickbox = {
			width: '750',
			height: '530'
		};
		
		$('a.portfolio_popup').thickbox(portfolio_thickbox, function() {
			sifr_replace_all();
			if($.browser.mozilla) $('.hideme object').css({visibility: 'hidden'});
			addReflections();
		});
		
	// reflections
	addReflections();
});

// ========
// = sifr =
// ========

var pakenham = { src: '/media/fonts/pakenham.swf' };
var avenir = { src: '/media/fonts/avenir.swf' };

sIFR.activate(pakenham, avenir);

function sifr_replace_all() {  
	sIFR.replace(avenir, {
		selector: 'p.green',
		wmode: 'transparent',
		css: {
				'.sIFR-root': { 'color': '#6d8946', 'leading': '18px' }
			}
	});

	sIFR.replace(pakenham, {
		selector: 'h1',
		wmode: 'transparent',
		css: {
				'.sIFR-root': { 'color': '#594b38' },
				'.light': { 'color': '#f1f2e6' },
				'a': {'color': '#594b38', 'text-decoration': 'none' },
				'a:hover': {'color': '#594b38', 'text-decoration': 'none' }
			}
	});

	sIFR.replace(pakenham, {
		selector: 'h2.right',
		wmode: 'transparent',
		css: {
				'.sIFR-root': { 'color': '#594b38', 'text-align': 'right' }
			}
	});

	sIFR.replace(pakenham, {
		selector: 'h2',
		wmode: 'transparent',
		css: {
				'.sIFR-root': { 'color': '#594b38' },
				'a': {'color': '#594b38', 'text-decoration': 'none' },
				'a:hover': {'color': '#594b38', 'text-decoration': 'none' }
			}
	});
	
}

sifr_replace_all();

// ============
// = end sifr =
// ============

function portfolio_tab_click(obj) {
	var tab;
	if($(obj).is('.tab1')) tab = 'tab1';
	if($(obj).is('.tab2')) tab = 'tab2';
	if($(obj).is('.tab3')) tab = 'tab3';
	
	$('a', $(obj).parent()).removeClass('active');
	$(obj).addClass('active');
	
	$('div.portfolio_content div.tab', $(obj).parents('div.portfolio_large')).hide();
	$('div.portfolio_content div.' + tab, $(obj).parents('div.portfolio_large')).show().css('position');
	
	sifr_replace_all();
	addReflections();
}

// actual preloaders are at the end of normalcontent.html
$.preloadImages = function() {
	for(var i = 0; i<arguments.length; i++)	{
		$('<img>').attr('src', arguments[i]);
	}
}


// =================
// = reflection.js =
// =================


/**
 * reflection.js v1.7
 *
 * Contributors: Cow http://cow.neondragon.net
 *               Gfx http://www.jroller.com/page/gfx/
 *               Sitharus http://www.sitharus.com
 *               Andreas Linde http://www.andreaslinde.de
 *               Tralala, coder @ http://www.vbulletin.org
 *
 * Freely distributable under MIT-style license.
 */
 
/* From prototype.js */
document.getElementsByClassName = function(className) {
	var children = document.getElementsByTagName('*') || document.all;
	var elements = new Array();
  
	for (var i = 0; i < children.length; i++) {
		var child = children[i];
		var classNames = child.className.split(' ');
		for (var j = 0; j < classNames.length; j++) {
			if (classNames[j] == className) {
				elements.push(child);
				break;
			}
		}
	}
	return elements;
}

var Reflection = {
	defaultHeight : 0.5,
	defaultOpacity: 0.5,
	
	add: function(image, options) {
		Reflection.remove(image);
		
		doptions = { "height" : Reflection.defaultHeight, "opacity" : Reflection.defaultOpacity }
		if (options) {
			for (var i in doptions) {
				if (!options[i]) {
					options[i] = doptions[i];
				}
			}
		} else {
			options = doptions;
		}
	
		try {
			var d = document.createElement('div');
			var p = image;
			
			var classes = p.className.split(' ');
			var newClasses = '';
			for (j=0;j<classes.length;j++) {
				if (classes[j] != "reflect") {
					if (newClasses) {
						newClasses += ' '
					}
					
					newClasses += classes[j];
				}
			}

			var reflectionHeight = Math.floor(p.height*options['height']);
			var divHeight = Math.floor(p.height*(1+options['height']));
			
			var reflectionWidth = p.width;
			
			if (document.all && !window.opera) {
				/* Fix hyperlinks */
                if(p.parentElement.tagName == 'A') {
	                var d = document.createElement('a');
	                d.href = p.parentElement.href;
                }  
                    
				/* Copy original image's classes & styles to div */
				d.className = newClasses;
				p.className = 'reflected';
				
				d.style.cssText = p.style.cssText;
				p.style.cssText = 'vertical-align: bottom';
			
				var reflection = document.createElement('img');
				reflection.src = p.src;
				reflection.style.width = reflectionWidth+'px';
				
				reflection.style.marginBottom = "-"+(p.height-reflectionHeight)+'px';
				reflection.style.filter = 'flipv progid:DXImageTransform.Microsoft.Alpha(opacity='+(options['opacity']*100)+', style=1, finishOpacity=0, startx=0, starty=0, finishx=0, finishy='+(options['height']*100)+')';
				
				d.style.width = reflectionWidth+'px';
				d.style.height = divHeight+'px';
				p.parentNode.replaceChild(d, p);
				
				d.appendChild(p);
				d.appendChild(reflection);
			} else {
				var canvas = document.createElement('canvas');
				if (canvas.getContext) {
					/* Copy original image's classes & styles to div */
					d.className = newClasses;
					p.className = 'reflected';
					
					d.style.cssText = p.style.cssText;
					p.style.cssText = 'vertical-align: bottom';
			
					var context = canvas.getContext("2d");
				
					canvas.style.height = reflectionHeight+'px';
					canvas.style.width = reflectionWidth+'px';
					canvas.height = reflectionHeight;
					canvas.width = reflectionWidth;
					
					d.style.width = reflectionWidth+'px';
					d.style.height = divHeight+'px';
					p.parentNode.replaceChild(d, p);
					
					d.appendChild(p);
					d.appendChild(canvas);
					
					context.save();
					
					context.translate(0,image.height-1);
					context.scale(1,-1);
					
					context.drawImage(image, 0, 0, reflectionWidth, image.height);
	
					context.restore();
					
					context.globalCompositeOperation = "destination-out";
					var gradient = context.createLinearGradient(0, 0, 0, reflectionHeight);
					
					gradient.addColorStop(1, "rgba(255, 255, 255, 1.0)");
					gradient.addColorStop(0, "rgba(255, 255, 255, "+(1-options['opacity'])+")");
		
					context.fillStyle = gradient;
					if (navigator.appVersion.indexOf('WebKit') != -1) {
						context.fill();
					} else {
						context.fillRect(0, 0, reflectionWidth, reflectionHeight*2);
					}
				}
			}
		} catch (e) {
	    }
	},
	
	remove : function(image) {
		if (image.className == "reflected") {
			image.className = image.parentNode.className;
			image.parentNode.parentNode.replaceChild(image, image.parentNode);
		}
	}
}

function addReflections() {
	var rimages = document.getElementsByClassName('reflect');
	for (i=0;i<rimages.length;i++) {
		var rheight = null;
		var ropacity = null;
		
		if($(rimages[i]).parents('.tab').is(':visible') && $(rimages[i]).parents('.portfolio_large').is(':visible')) {
			
		var classes = rimages[i].className.split(' ');
		for (j=0;j<classes.length;j++) {
			if (classes[j].indexOf("rheight") == 0) {
				var rheight = classes[j].substring(7)/100;
			} else if (classes[j].indexOf("ropacity") == 0) {
				var ropacity = classes[j].substring(8)/100;
			}
		}
		
		Reflection.add(rimages[i], { height: rheight, opacity : ropacity});
		}
	}
}