var siFireImmediately=true;var siTrackerUrl="http://si.swinton.co.uk/images/track.gif";var siCookieName="SIVISITOR";var siCookieQPName="simigvis";var siCookiePath="/";var siCookieTimeout=315360000000;var siDomainList=new Array(".co.uk",".com");var siAutoTracer=true;var siCentralCookie=false;var siCentralReqName="req";var siCentralRefName="refer";var siCentralURL="";var siIsCookieNew="N";var siCookieValue="";var siPageID="";var siTracerPath="";var siTracerQuery="";var siImageSet=new Array(1);var siReferrer=document.referrer;var siRequest=document.URL;function SiEncodeString(Input){var TransChars="ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/";var Output="";for(var i=0;i<Input.length;i+=3){var NumBytesLeft=Input.length-i;var Value=0;Value=(Input.charCodeAt(i)<<16)&0x00ff0000;Value|=(NumBytesLeft>1)?(Input.charCodeAt(i+1)<<8)&0x0000ff00:0;Value|=(NumBytesLeft>2)?Input.charCodeAt(i+2)&0x000000ff:0;Output+=TransChars.charAt((Value&0x00fC0000)>>18);Output+=TransChars.charAt((Value&0x0003f000)>>12);Output+=(NumBytesLeft>1)?TransChars.charAt((Value&0x00000fc0)>>6):'_';Output+=(NumBytesLeft>2)?TransChars.charAt((Value&0x0000003f)):'_'}return Output}function SiEncodeDetails(Format){var Output="";for(var i=0;i<Format.length;i++){var Data;switch(Format.charAt(i)){case'r':Data=siReferrer;break;case'p':Data=siRequest;break;case'd':Data=screen.availWidth+"x"+screen.availHeight+"x"+screen.colorDepth+"."+navigator.javaEnabled();if(navigator.plugins)Data+="."+navigator.plugins.length;break;case'c':Data=siCookieValue;break;case'u':Data=window.history.length+"."+(Math.random()*1000)+"."+(new Date()).getTime();break;case't':Data=siPageID;break;case'f':Data=siTracerPath;break;case'q':Data=siTracerQuery;break;case'g':Data=SiCollateTagData();break;case'w':Data=siIsCookieNew;break}Output+=SiEncodeString(Data)+"*"}return Output}function SiCollateTagData(){var TagData="";TagData+="co="+window.screen.colorDepth;TagData+="&sr="+window.screen.width+'x'+window.screen.height;today=new Date();if(null!=today){TagData+="&lt="+today}if(navigator.javaEnabled()){TagData+="&jv=1"}else{TagData+="&jv=0"}TagData+=SiCollatePageRules();return TagData}function SiCollatePageRules(){var PageData="";if(window.siIsFrameset){PageData+="&page:fset"}if(window.siIsMenu){PageData+="&page:menu"}if(window.siIsExtraFrame){PageData+="&page:x-frame"}if(window.siIsRedirection){PageData+="&page:redir"}if(window.siIsPopup){PageData+="&page:popup"}return PageData}function SiIsMenu(){window.siIsMenu=true}function SiIsFrameset(){window.siIsFrameset=true}function SiIsExtraFrame(){window.siIsExtraFrame=true}function SiIsRedirection(){window.siIsRedirection=true}function SiIsPopup(){window.siIsPopup=true}function SiGetDomain(){var DomainValue=null;var firstDot;var secondDot;var lastDot;var useHostname=document.location.hostname;if(useHostname!=null){var arIndex;for(arIndex=0;(arIndex<siDomainList.length)&&(DomainValue==null);arIndex++){var tldIndex=useHostname.lastIndexOf(siDomainList[arIndex]);if(tldIndex>0){var nextDot=useHostname.lastIndexOf('.',tldIndex-1);if(nextDot>=0){DomainValue=useHostname.substring(nextDot)}else{DomainValue="."+useHostname}}}}return DomainValue}function SiSetCookie(Name,Value,Path){var Expiry=new Date;Expiry.setTime(Expiry.getTime()+siCookieTimeout);var Domain=SiGetDomain();var CookieDetails=Name+"="+Value+"; expires=\""+Expiry.toGMTString()+"\" "+((siCookiePath)?"; path="+siCookiePath:"")+((Domain)?"; domain="+Domain:"");document.cookie=CookieDetails}function SiGetCookie(Name,DataSource,DataEndChar){var Prefix=Name+"=";var Value=null;var Begin=DataSource.indexOf(Prefix);if((Begin!=-1)&&(Name.length>0)){var End=DataSource.indexOf(DataEndChar,Begin);if(End==-1)End=DataSource.length;Value=DataSource.substring(Begin+Prefix.length,End)}return Value}function SiBuildCookie(){var CookieValue=SiGetCookie(siCookieQPName,document.URL,"&");if(CookieValue!=null){SiSetCookie(siCookieName,CookieValue);if(siCentralCookie){var extractedURL=SiGetCookie(siCentralRefName,document.URL,"&");if(extractedURL!=null){siReferrer=unescape(extractedURL)}extractedURL=SiGetCookie(siCentralReqName,document.URL,"&");if(extractedURL!=null){siRequest=unescape(extractedURL)}}}else{CookieValue=SiGetCookie(siCookieName,document.cookie,";");if(CookieValue==null){CookieValue=SiEncodeDetails("u");siIsCookieNew='Y';SiSetCookie(siCookieName,CookieValue);if(siCentralCookie){CookieValue=SiGetCookie(siCookieName,document.cookie,";");if(CookieValue!=null){var centralURL=siCentralURL;if(siCentralURL.indexOf("?")==-1){centralURL+="?"}else{centralURL+="&"}centralURL+=siCentralReqName+"="+escape(document.URL)+"&"+siCentralRefName+"="+escape(document.referrer);siAutoTracer=false;document.location=centralURL}}}}CookieValue=SiGetCookie(siCookieName,document.cookie,";");return CookieValue}function SiMigrateCookie(link){var CookieValue=SiGetCookie(siCookieName,document.cookie,";");if(CookieValue!=null)link.href=link.href+((link.href.indexOf('?')>0)?"&":"?")+siCookieQPName+"="+CookieValue;return true}function SiMigrateCookieForm(form){var CookieValue=SiGetCookie(siCookieName,document.cookie,";");if(CookieValue!=null)form.action=form.action+((form.action.indexOf('?')>0)?"&":"?")+siCookieQPName+"="+CookieValue;return true}function SiSendTracer(cookieForm,noCookieForm){var Tracker=new Image();Tracker.src=(siCookieValue==null)?siTrackerUrl+"?f="+noCookieForm+"&d="+SiEncodeDetails(noCookieForm):siTrackerUrl+"?f="+cookieForm+"&d="+SiEncodeDetails(cookieForm);siImageSet[siImageSet.length]=Tracker}function SiTrackForm(filePath,form,list){siTracerPath=filePath;siTracerQuery="";if(form.elements&&(form.elements.length>0)){var doamp=false;for(var i=0;i<form.elements.length;i++){var el=form.elements[i];if(el.name){var capture=(list==null);if(list!=null){for(var j=0;!capture&&(j<list.length);j++){if(el.name==list[j])capture=true}}if(capture&&(el.type=="radio"))capture=el.checked;if(capture){if(doamp)siTracerQuery+="&";siTracerQuery+=escape(el.name)+"="+escape(el.value);doamp=true}}}}SiSendTracer("fqcrt","fqdrt");return true}function SiTrackTracer(filePath,queryString){siTracerPath=filePath;siTracerQuery=queryString;SiSendTracer("fqcrtg","fqdrtg")}function SiTrackPage(){siCookieValue=SiBuildCookie();siPageID="t"+(new Date()).getTime()+"h"+window.history.length;if(siAutoTracer)SiSendTracer("pcrtg","pdrtg")}function SiWindowOnload(f){var prev=window.onload;window.onload=function(){if(prev)prev();f()}}if(siFireImmediately){SiTrackPage()}else{SiWindowOnload(SiTrackPage)}
