get all global vars stored in window

getGlobalVarInWindow.js

(function(k,l,r,m,i,e,c,o,g){
    for(i in window) k.push(i)
    e = document.createElement("iframe")
    e.style.display = "none"
    document.body.appendChild(e)
    c = e.contentWindow
    for(o in c) l.push(o)
    for(g=k.length;m < g;m++) if(!~l.indexOf(k[m])) r.push(k[m])
    return r
})([],[],[],0)