button2.js

(function() {
  var write_string="<iframe src=\"//www.redditstatic.com/button/button2.html?url=";

  if (window.reddit_url)  { 
      write_string += encodeURIComponent(reddit_url); 
  }
  else { 
      write_string += encodeURIComponent(window.location.href);
  }
  if (window.reddit_title) {
       write_string += '&title=' + encodeURIComponent(window.reddit_title);
  }
  if (window.reddit_target) {
       write_string += '&sr=' + encodeURIComponent(window.reddit_target);
  }
  if (window.reddit_css) {
      write_string += '&css=' + encodeURIComponent(window.reddit_css);
  }
  if (window.reddit_bgcolor) {
      write_string += '&bgcolor=' + encodeURIComponent(window.reddit_bgcolor); 
  }
  if (window.reddit_bordercolor) {
      write_string += '&bordercolor=' + encodeURIComponent(window.reddit_bordercolor); 
  }
  if (window.reddit_newwindow) { 
      write_string += '&newwindow=' + encodeURIComponent(window.reddit_newwindow);}
  write_string += "\" height=\"69\" width=\"51\" scrolling='no' frameborder='0'></iframe>";
  document.write(write_string);
})()