<script type="text/javascript">
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] != "userAvatar") {
             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) {
            /* 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('userAvatar');
         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(); }
</script>