"javascript:alert("Hello World");void(0);"

"<img qbu="module" src="/i/clear2x2.gif" onload="javascript:if(typeof QBU=='undefined'){QBU={};$.getScript('" & URLRoot() & "db/" & Dbid() &  ?a=dbpage&pagename=module.js&rand='+Math.random())}">"

(function(){
   alert("Hello World");
})();