HTML5 shiv on Google CDN
Just for Quick copy past
Cross Browser Opacity Hack
Below snippets will set the opacity of the elements and its children. selector { // IE 8 -ms-filter: "progid:DXImageTransform.Microsoft.Alpha(Opacity=50)"; // IE 5-7 filter: alpha(opacity=50); //
Smooth scrolling to top of page
When the size of web page increases, it’s better to have a button to scroll to the top of the page with a single click.