anim_skew.js Example File

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 var app = new Function();

 app.init = function() {
     app.elements = document.querySelectorAll('.items > div');
     app.navs = document.querySelectorAll('nav > div');

     // elements
     for ( var i = 0, ln = app.elements.length ; i < ln ; i++ ) {
         app.elements[i].className = 'row' + (i + 1);
         app.elements[i].addEventListener('click', app.remove);
     }

     // navigation
     for ( var i = 0, ln = app.navs.length ; i < ln ; i++ ) {
         app.navs[i].addEventListener('click', app.filter );
     }
 };

 app.filter = function(event) {
     var type = event.target.className;

     var hiddenCount = 0;

     if (! type ) {
         app.init();
         return false;
     }

     for ( var i = 0, ln = app.elements.length ; i < ln ; i++ ) {
         if ( app.elements[i].title == type ) {
             app.elements[i].className = 'row' + ((i + 1) - hiddenCount);
         }
         else {
             app.elements[i].className = 'hide';
             hiddenCount++;
         }
     }
 };

 app.remove = function() {
     event.currentTarget.className = 'hide';
     app.rearrange();
 };

 app.rearrange = function() {
     var hiddenCount = 0;
     for ( var i = 0, ln = app.elements.length ; i < ln ; i++ ) {
         if ( app.elements[i].className.match(/hide/) ) {
             hiddenCount++;
         }
     else {
             app.elements[i].className = 'row' + ((i + 1) - hiddenCount);
         }
     }
 };

 window.onload = function() { app.init() };