jQuerify Bookmarklet that dynamically loads jQuery after a pages is loaded the browser from https://www.learningjquery.com/2009/04/better-stronger-safer-jquerify-bookmarklet

jQuerify.url

javascript:(function(){var%20el=document.createElement(%22div%22),b=document.getElementsByTagName(%22body%22)[0],otherlib=!1,msg=%22%22;el.style.position=%22fixed%22,el.style.height=%2232px%22,el.style.width=%22220px%22,el.style.marginLeft=%22-110px%22,el.style.top=%220%22,el.style.left=%2250%25%22,el.style.padding=%225px%2010px%22,el.style.zIndex=1001,el.style.fontSize=%2212px%22,el.style.color=%22#222%22,el.style.backgroundColor=%22#f99%22;function%20showMsg(){var%20txt=document.createTextNode(msg);el.appendChild(txt),b.appendChild(el),window.setTimeout(function(){txt=null,typeof%20jQuery==%22undefined%22?b.removeChild(el):(jQuery(el).fadeOut(%22slow%22,function(){jQuery(this).remove()}),otherlib&&(window.$jq=jQuery.noConflict()))},2500)}if(typeof%20jQuery!=%22undefined%22)return%20msg=%22This%20page%20already%20using%20jQuery%20v%22+jQuery.fn.jquery,showMsg();typeof%20$==%22function%22&&(otherlib=!0);function%20getScript(url,success){var%20script=document.createElement(%22script%22);script.src=url;var%20head=document.getElementsByTagName(%22head%22)[0],done=!1;script.onload=script.onreadystatechange=function(){!done&&(!this.readyState||this.readyState==%22loaded%22||this.readyState==%22complete%22)&&(done=!0,success(),script.onload=script.onreadystatechange=null,head.removeChild(script))},head.appendChild(script)}getScript(%22http://code.jquery.com/jquery.min.js%22,function(){return%20typeof%20jQuery==%22undefined%22?msg=%22Sorry,%20but%20jQuery%20was%20not%20able%20to%20load%22:(msg=%22This%20page%20is%20now%20jQuerified%20with%20v%22+jQuery.fn.jquery,otherlib&&(msg+=%22%20and%20noConflict().%20Use%20$jq(),%20not%20$().%22)),showMsg()})})();

UrlDecoded.js

javascript:(function(){var el=document.createElement("div"),b=document.getElementsByTagName("body")[0],otherlib=!1,msg="";el.style.position="fixed",el.style.height="32px",el.style.width="220px",el.style.marginLeft="-110px",el.style.top="0",el.style.left="50%",el.style.padding="5px 10px",el.style.zIndex=1001,el.style.fontSize="12px",el.style.color="#222",el.style.backgroundColor="#f99";function showMsg(){var txt=document.createTextNode(msg);el.appendChild(txt),b.appendChild(el),window.setTimeout(function(){txt=null,typeof jQuery=="undefined"?b.removeChild(el):(jQuery(el).fadeOut("slow",function(){jQuery(this).remove()}),otherlib&&(window.$jq=jQuery.noConflict()))},2500)}if(typeof jQuery!="undefined")return msg="This page already using jQuery v"+jQuery.fn.jquery,showMsg();typeof $=="function"&&(otherlib=!0);function getScript(url,success){var script=document.createElement("script");script.src=url;var head=document.getElementsByTagName("head")[0],done=!1;script.onload=script.onreadystatechange=function(){!done&&(!this.readyState||this.readyState=="loaded"||this.readyState=="complete")&&(done=!0,success(),script.onload=script.onreadystatechange=null,head.removeChild(script))},head.appendChild(script)}getScript("http://code.jquery.com/jquery.min.js",function(){return typeof jQuery=="undefined"?msg="Sorry, but jQuery was not able to load":(msg="This page is now jQuerified with v"+jQuery.fn.jquery,otherlib&&(msg+=" and noConflict(). Use $jq(), not $().")),showMsg()})})();