/**
     * 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.display = 'block';
    				
    				/* Jon added this code to deal with the 1pixel borders on iSing */
    				reflection.style.border = '0';
    				reflection.style.position = 'relative';
    				reflection.style.left = '1px';
    				/*--------------------------------------------------------------*/
    				
    				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;
    					
    					/* Jon added this code to deal with the 1pixel borders on iSing */
    					canvas.style.position = 'relative';
    				    canvas.style.left = '1px';
    				    /*--------------------------------------------------------------*/
    					
    					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;
    		
    		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});
    	}
    }

    var previousOnload = window.onload;
    window.onload = function () { if(previousOnload) previousOnload(); addReflections(); }