Add Bing support

[huertanix]

Add support for obfuscating Bing searches, also clickthroughs if they track clicks.

[huertanix]

FYI, this will be hard as [bucky]balls. Don't forget to stock up on Asprin and/or therapy.

Example link:
Weezer - Wikipedia, the free encyclopedia

The si_T function is in here:

<script type="text/javascript">//<![CDATA[_G={ST:(si_ST?si_ST:new Date),Mkt:"en-US",RTL:false,Ver:"6_09_0_691665",IG:"5dfa0339c2d34529b21fab9c0dee408d",EventID:"D68377FFD7B940F997D3FA30882685B2",P:"SERP",DA:"Bay",gpUrl:"\/fd\/ls\/GLinkPing.aspx?"};_G.lsUrl="/fd/ls/l?IG="+_G.IG;curUrl="http:\/\/www.bing.com\/search";function si_T(a){if(document.images){_G.GPImg=new Image;_G.GPImg.src=_G.gpUrl+'IG='+_G.IG+a;}return true;};_w=window;_d=document;sb_de=_d.documentElement;sb_ie=!!_w.ActiveXObject;sb_i6=sb_ie&&!_w.XMLHttpRequest;function _ge(a){return _d.getElementById(a)}sb_st=_w.setTimeout;sb_ct=_w.clearTimeout;sb_gt=function(){return(new Date).getTime()};function si_PP(e,c){if(!_G.PPS){for(var d='"',b=["PC","FC","BC","BS","H","C1","C2","BP","KP"],a=0;a<b.length;a++)d+=',"'+b[a]+'":'+(_G[b[a]+"T"]?_G[b[a]+"T"]-_G.ST:-1);_G.PPImg=new Image;_G.PPImg.src=_G.lsUrl+'&Type=Event.CPT&DATA={"pp":{"S":"'+(c?c:"L")+d+',"CT":'+(e-_G.ST)+',"IL":'+_d.images.length+(_w.sb_ppCPL?',"CP":1':"")+"}}"+(_G.P?"&P="+_G.P:"")+(_G.DA?"&DA="+_G.DA:"");_G.PPS=1;sb_st(function(){sj_evt.fire("onPP")},1)}}_w.onbeforeunload=function(){si_PP(new Date,"A")};sj_evt=new function(){var a={},b=this;function c(b){return a[b]||(a[b]=[])}b.fire=function(e){for(var a=c(e),d=a.e=arguments,b=0;b<a.length;b++)if(a[b].d)sb_st(sj_wf(a[b],d),a[b].d);else a[b](d)};b.bind=function(f,a,d,e){var b=c(f);a.d=e;b.push(a);d&&b.e&&a(b.e)};b.unbind=function(e,d){for(var c=0,b=a[e];b&&c<b.length;c++)if(b[c]==d){b.splice(c,1);break}}};//]]></script>