User:Archanamiya/highlightredirects.js

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if (wgAction != 'edit' && wgCanonicalNamespace != 'Special')
{
var highlightRedirects = {
 
 tab_redirects : null,
 
 addStylesheetRule : function(tag, style) {
  var ss = document.styleSheets[0];
  if (ss.insertRule) {
   ss.insertRule(tag + '{' + style + '}', ss.cssRules.length);
  } else if (ss.addRule) {
   ss.addRule(tag, style);
  }
 },
 
 run : function()
 {
  tab_redirects.innerHTML = 'undo';
  tab_redirects.title = 'Undo redirect highlighting';
  highlightRedirects.addStylesheetRule('a', 'color:gray');
  highlightRedirects.addStylesheetRule('a.mw-redirect', 'color:green');
 },
 
 install : function()
 {
  with(highlightRedirects)
  {
   tab_redirects = addPortletLink ('p-cactions', 'javascript:highlightRedirects.run();', 'ca-redirects','Highlight the redirects');
 
   if( document.getElementById('ca-history') ) 
    document.getElementById('ca-history').parentNode.appendChild( tab_redirects  );
  }
 }
 
};
 
// Hook up installation function
addOnloadHook(highlightRedirects.install);
}