[JavaScript] Facebook / Div Scrollen

javascript:var%20objDiv=document.getElementsByClassName("fbProfileBrowserListContainer")[0];objDiv.scrollTop=objDiv.scrollHeight;

function getElementsByClassName(cn) {
 // selector-api
 if (typeof document.querySelectorAll == "function")
 return document.querySelectorAll("." + cn.split(" ").join(", ."));
 
 // xpath
 if (typeof document.evaluate == "function") {
 var expr = ".//*";
 
 function iter(c) {
 return (c == "") ? null : "[contains(concat(' ', @class, ' '), ' " + c + " ')]";
 }
 
 if (cn.match(/\s/))
 expr += cn.split(" ").map(iter).join("");
 else
 expr += iter(cn);
 
 var query = document.evaluate(expr, document, null, XPathResult.ORDERED_NODE_SNAPSHOT_TYPE, null),
 res = [];
 
 for (var i = 0, l = query.snapshotLength; i < l; ++i)
 res.push(query.snapshotItem(i));
 
 return res; 
 }
 
 // browser-spezifisch
 if (typeof document.getElementsByClassName == "function")
 return document.getElementsByClassName(cn);
 
 // eigene version
 var list = document.getElementsByTagName("*"),
 expr = new RegExp(cn.split(" ").map(
 function(c) { return c.replace(/[.*+?|()\[\]{}\\]/g, '\\$&'); }).join("|")),
 res = [];
 
 for (var i = 0, l = list.length; i < l; ++i)
 if (list[i].className && list[i].className.match(expr))
 res.push(list[i]);
 
 return res;
}

var ele = getElementsByClassName("fbProfileBrowserListContainer");

if (ele && ele[0])
 ele[0].scrollTop = ele[0].scrollHeight;

ele = null;

(function(){var e=document.querySelector("div.fbProfileBrowserListContainer");if(e){e.scrollTop=e.scrollHeight;}e=null;})();void(0);

if(e){...}

else{alert("nicht gefunden);}

(function(){var e=document.querySelector("div.fbProfileBrowserListContainer");if(e){e.scrollTop=e.scrollHeight;}else{alert("nicht gefunden");}e=null;})();void(0);

(function() { 
 function scroll() {
 var e = document.querySelectorAll("div.fbProfileBrowserResult")[1],
 h = e.scrollHeight;
 
 function check() {
 e.scrollTop = e.scrollHeight;
 
 setTimeout(function() {
 if (h < e.scrollHeight) {
 h = e.scrollHeight;
 check();
 return;
 }
 
 done();
 }, 1000);
 }
 
 check();
 }
 
 function done() {
 // ist nun komplett runter gescrollt
 alert("fertig");
 }

 scroll();
})();

void(0);