var CM_SITE_NAME="justgiving";var CM_SERVER="engine.uk.cognitivematch.com";var CM_REQUEST_HTML_PATH="/cm_request.html";var CM_ENABLE_FIREBUG_LOGGING=false;var CM_RESPONSE_CHECK_PERIOD_MS=10;var CM_RESPONSE_TIMEOUT_MS=3500;var CM_EVENT_DELIM="|";var CM_INCLUDE_PROFILE_ID=false;var CM_PROFILE_COOKIE_NAME="";var CM_PROFILE_ID_REGEX=CM_PROFILE_COOKIE_NAME+"=([^;]*)";var CM_QS_SITE_NAME_PARAM="sitenm";var CM_QS_CAPSULE_NAME_PARAM="capnm";var CM_QS_MATCHING_AREA_ID_PARAM="maid";var CM_QS_MATCHING_AREA_URL="murl";var CM_QS_TIME_PARAM="t";var CM_QS_TIME_ZONE_PARAM="tzo";var CM_QS_PAGE_VIEW_ID_PARAM="pgid";var CM_QS_IMPRESSION_ID="impid";var CM_QS_NAVIGATOR_PLUGINS="nplg";var CM_QS_WINDOW_HISTORY_LENGTH="hstl";var CM_QS_WINDOW_SCREEN_HEIGHT="scrh";var CM_QS_WINDOW_SCREEN_WIDTH="scrw";var CM_QS_WINDOW_PIXEL_DEPTH="scrd";var CM_QS_EXTERNAL_PARAMETERS="ep";var CM_QS_REFERRER="ref";var CM_QS_PAGE="pg";var CM_QS_ERROR="err";var CM_QS_PROFILE_ID="pfid";var CM_QS_PROFILE_ID_ERR="pfiderr";var CM_MAX_URL=1024;var CM_URI_CLICK_LOG_PATH="/v1/click";var CM_URI_REQUEST_LOG_PATH="/v1/request";var CM_URI_PAGE_VIEW_PATH="/v1/page-view";var CM_URI_VISITOR_EVENT_V1_PATH="/v1/visitor-event";var CM_URI_LOG_URL_REQUEST="/v1/log-url-request";var CM_URI_REWARD_EVENT_V1_PATH="/v1/secure-click-reward";var CM_COOKIE_NAME_CAPSULE_CLICK="click";var CM_AREA_NAME_WILDCARD="*";function cm_log(a){if(CM_ENABLE_FIREBUG_LOGGING){console.log(a)}}function cm_trim(a){if(!a){return""}if(a.length<=CM_MAX_URL){return a}return a.substr(0,CM_MAX_URL)}function cm_format_reward(b){var a=b.replace(/^\s+/,"");if(isNaN(a.charAt(0))){return a.substring(1,a.length)}return a}function cm_generate_page_view_id(){var c=[],e="0123456789ABCDEF";var b=0;var a=0;for(;b<36;b++){c[b]=Math.floor(Math.random()*16)}c[14]=4;c[19]=(c[19]&3)|8;for(;a<36;a++){c[a]=e.charAt(c[a])}c[8]=c[13]=c[18]=c[23]="-";var d=c.join("");return d}function cm_encode(a){return encodeURIComponent(a)}function cm_is_ssl(){var a=(document.location.protocol==="https");return a}function cm_defined(a){return typeof(a)!=="undefined"}function cm_read_cookie(b){var e=b+"=";var a=document.cookie.split(";");var d=0;for(;d<a.length;d++){var f=a[d];while(f.charAt(0)===" "){f=f.substring(1,f.length)}if(f.indexOf(e)===0){return f.substring(e.length,f.length)}}return null}function cm_get_window_location(){var a=window.location.hostname;if(cm_defined(window.location.port)&window.location.port!==""){a=a+":"+window.location.port}return a}function cm_set_cookie(c,d,e){var a;if(e){var b=new Date();b.setTime(b.getTime()+(e*1000));a="; expires="+b.toGMTString()}else{a=""}document.cookie=c+"="+d+a+"; path=/"}function cm_delete_cookie(a){cm_set_cookie(a,"",-1)}var CM_PAGE_VIEW_ID=cm_generate_page_view_id();function cm_build_profile_id_query_string(){var a=document.cookie.match(CM_PROFILE_ID_REGEX);if(a===null){return CM_QS_PROFILE_ID_ERR+"=cookie"}else{if(a[1]===null||a[1].length===0){return CM_QS_PROFILE_ID_ERR+"=regex"}else{return CM_QS_PROFILE_ID+"="+a[1]}}}function cm_make_page_viewid_qs(){if(!CM_PAGE_VIEW_ID){CM_PAGE_VIEW_ID=generatePageViewId()}return CM_QS_PAGE_VIEW_ID_PARAM+"="+CM_PAGE_VIEW_ID}function cm_make_time_qs(){var a=new Date();return CM_QS_TIME_PARAM+"="+a.getTime()+"&"+CM_QS_TIME_ZONE_PARAM+"="+a.getTimezoneOffset()}function cm_common_qs_params(){return CM_QS_SITE_NAME_PARAM+"="+cm_encode(CM_SITE_NAME)+"&"+cm_make_time_qs()+"&"+cm_make_page_viewid_qs()}function cm_make_production_mode_global_qs_params(){var a="";if(cm_defined(navigator.plugins)){a=a+"&"+CM_QS_NAVIGATOR_PLUGINS+"="+navigator.plugins.length}if(cm_defined(window.history)){a=a+"&"+CM_QS_WINDOW_HISTORY_LENGTH+"="+window.history.length}if(cm_defined(window.screen.height)){a=a+"&"+CM_QS_WINDOW_SCREEN_HEIGHT+"="+window.screen.height}if(cm_defined(window.screen.width)){a=a+"&"+CM_QS_WINDOW_SCREEN_WIDTH+"="+window.screen.width}if(cm_defined(window.screen.pixelDepth)){a=a+"&"+CM_QS_WINDOW_PIXEL_DEPTH+"="+window.screen.pixelDepth}if(cm_is_ssl()){a=a+"&"+CM_QS_PAGE+"="+cm_encode(cm_trim(document.location.href))}if(cm_defined(document.referrer)&&document.referrer){a=a+"&"+CM_QS_REFERRER+"="+cm_encode(document.referrer)}if(CM_INCLUDE_PROFILE_ID){visitorProfileParam=cm_build_profile_id_query_string();a=a+"&"+visitorProfileParam}return a}function cm_build_matching_area_identifiers_qs(c){var a=cm_common_qs_params();var b=0;for(;b<c.length;b++){a=a+"&=[&"+CM_QS_MATCHING_AREA_ID_PARAM+"="+cm_encode(c[b])+"&=]"}a=a+"&"+CM_QS_MATCHING_AREA_URL+"="+cm_encode(document.URL);a=a+cm_make_production_mode_global_qs_params();return a}function cm_new_xmlhttprequest(){var a=false;if(window.XMLHttpRequest&&!(window.ActiveXObject)){try{a=new XMLHttpRequest()}catch(d){a=false}}else{if(window.ActiveXObject){try{a=new ActiveXObject("Msxml2.XMLHTTP")}catch(c){try{a=new ActiveXObject("Microsoft.XMLHTTP")}catch(b){a=false}}}}return a}function cm_ajax_log_request(a){req=cm_new_xmlhttprequest();if(req){req.open("GET",a,false);req.send("");return true}else{return false}}function cm_ie_friendly_delay(){var a=0;var c=new Date().getTime();var b=c+150;while(new Date().getTime()<b){var d=document.getElementById(new Date().getTime());if(d!==null){a=a+1}}return a>0}function cm_image_log_click(a){cm_log("cm_image_log_click url="+a);var b=new Image();b.src=a;cm_ie_friendly_delay();return true}function cm_is_safari(){var a=navigator.userAgent.toLowerCase();if(a.indexOf("safari/")!==-1&&a.indexOf("chrome")===-1){return true}else{return false}}function cm_is_chrome(){var a=navigator.userAgent.toLowerCase();return a.indexOf("chrome")!==-1}function cm_log_click(f,d,e){var a=cm_common_qs_params();a=a+"&"+CM_QS_CAPSULE_NAME_PARAM+"="+cm_encode(f);a=a+"&"+CM_QS_IMPRESSION_ID+"="+cm_encode(d);var c=CM_URI_CLICK_LOG_PATH;if(e){a=a+"&erw="+e;c=CM_URI_REWARD_EVENT_V1_PATH}var b=document.location.protocol+"//"+CM_SERVER+c+"?"+a;if(cm_is_safari()||cm_is_chrome()){cm_ajax_log_request(b)}else{cm_image_log_click(b)}return true}function cm_log_click_check(){var a=cm_read_cookie(CM_COOKIE_NAME_CAPSULE_CLICK);if(a!==null){var b=new Image();b.src=document.location.protocol+"//"+CM_SERVER+CM_URI_CLICK_LOG_PATH+"?"+a;cm_delete_cookie(CM_COOKIE_NAME_CAPSULE_CLICK)}}function cm_get_ie_ver(){var c=-1;if(navigator.appName==="Microsoft Internet Explorer"){var a=navigator.userAgent;var b=new RegExp("MSIE ([0-9]{1,}[.0-9]{0,})");if(b.exec(a)!==null){c=parseFloat(RegExp.$1)}}return c}function MatchingEngine(){this.areas=[]}MatchingEngine.prototype.setRequestPath=function(a){if(arguments.length===0){return}var b=arguments[0];if(b.charAt(b.length-1)==="/"){b=b.substring(0,b.length-1)}CM_REQUEST_HTML_PATH=b+CM_REQUEST_HTML_PATH};MatchingEngine.prototype.setup=function(f,g){if(cm_get_ie_ver()===5){return}var c=0;this.areaNames=f.split(",");this.serverTimeout=false;this.timestamp=new Date().getTime();for(;c<this.areaNames.length;c++){var e={};var d=this.areaNames[c];e.name=d;e.content=null;e.displayed=false;this.areas[d]=e}var a=cm_build_matching_area_identifiers_qs(this.areaNames);var b=document.location.protocol+"//"+cm_get_window_location()+CM_REQUEST_HTML_PATH+"?"+a;if(cm_defined(g)){b=b+"&"+CM_QS_EXTERNAL_PARAMETERS+"="+cm_encode(g)}var h='<iframe id="cm_server_request" style="display:none" src="'+b+'"></iframe>';document.write(h);setTimeout("MatchingEngine._responseChecker()",CM_RESPONSE_CHECK_PERIOD_MS)};MatchingEngine.prototype.logEvent=function(d){var c=1;if(arguments.length===0){return}d=arguments[0];var b=d;for(;c<arguments.length;c++){b=b+CM_EVENT_DELIM+arguments[c]}var a="event="+cm_encode(b)+"&"+cm_common_qs_params()+cm_make_production_mode_global_qs_params();var e=new Image();e.src=document.location.protocol+"//"+CM_SERVER+CM_URI_VISITOR_EVENT_V1_PATH+"?"+a};MatchingEngine.prototype.logPageView=function(){var a=cm_common_qs_params()+cm_make_production_mode_global_qs_params();var b=new Image();b.src=document.location.protocol+"//"+CM_SERVER+CM_URI_PAGE_VIEW_PATH+"?"+a};MatchingEngine.prototype.logConversion=function(){var b=cm_read_cookie("cm_impid");var d=cm_read_cookie("cm_capsulename");var a=1;cm_log_click(d,b);if(arguments.length===0){return}var c=arguments[0];for(;a<arguments.length;a++){c=c+CM_EVENT_DELIM+arguments[a]+"="+document.getElementById(arguments[a]).innerHTML}MatchingEngine.logEvent(c)};MatchingEngine.prototype.logReward=function(){var a=cm_read_cookie("cm_impid");var c=cm_read_cookie("cm_capsulename");var b=cm_format_reward(document.getElementById("reward").innerHTML);cm_log_click(c,a,b);return true};MatchingEngine.prototype.display=function(a){this._displayInternal(a,true)};MatchingEngine.prototype._displayInternal=function(d,c){if(cm_get_ie_ver()===5){this._displayAreaDefault(d);return}var b=this.areas[d];if(cm_defined(b)){if(c){document.write('<span id="'+d+'">')}if(b.content!==null){cm_log("display:responseReceived = true "+d);if(c){document.write(b.content);b.displayed=true}else{var a=document.getElementById(d);if(a!==null){MatchingEngine._replaceWithScripts(a,b.content);b.displayed=true}}}if(c){document.write("</span>")}}};MatchingEngine.prototype._displayAll=function(){var b=true;var a=0;for(;a<this.areaNames.length;a++){var d=this.areas[this.areaNames[a]];cm_log("area "+d);if(!d.displayed){if(d.content!==null){var c=document.getElementById(d.name);cm_log(d.name+" = "+c);if(c!==null){MatchingEngine._replaceWithScripts(c,d.content);d.displayed=true}else{d.displayed=false;b=false}}else{d.displayed=false;b=false}}else{cm_log("capsule.displayed capsule="+d.name)}}return b};MatchingEngine.prototype._replaceWithScripts=function(b,e){if(e.toLowerCase().indexOf("<script")>=0){b.innerHTML="&nbsp;"+e}else{b.innerHTML=e}var a=b.getElementsByTagName("script");if(a&&a.length>0){var f=a.length;var d=0;for(;d<f;d++){var c=document.createElement("script");c.setAttribute("type","text/javascript");c.setAttribute("language","JavaScript");c.text=a[d].text;b.appendChild(c)}}};MatchingEngine.prototype._responseChecker=function(){if(this.serverTimeout){return}var b=this._displayAll();var a=new Date().getTime()-this.timestamp;var c=a>=CM_RESPONSE_TIMEOUT_MS;cm_log("elapsed "+a);if(!b&&!c){setTimeout("MatchingEngine._responseChecker()",CM_RESPONSE_CHECK_PERIOD_MS)}else{if(!b&&c){cm_log("timeout allDisplayed="+b);this._handleTimeout()}}};MatchingEngine.prototype._handleTimeout=function(){var a=0;cm_log("timeout");this.serverTimeout=true;for(;a<this.areaNames.length;a++){var b=this.areaNames[a];this.areas[b].displayed=this._displayAreaDefault(b)}};MatchingEngine.prototype._displayAreaDefault=function(c){var a=document.getElementById(c+"_default");if(a!==null){var b=document.getElementById(c);if(b!==null){b.innerHTML=a.innerHTML;return true}}return false};MatchingEngine.prototype._callback=function(c,b){cm_log("_callback areaName="+c);var a=this.areas[c];if(cm_defined(a)){a.content=b;this._displayInternal(c,false)}};MatchingEngine.prototype._callback_display_default=function(b){var a=0;cm_log("_callback_display_default areaName="+b);if(b!==CM_AREA_NAME_WILDCARD){this._displayAreaDefault(b)}else{for(;a<this.areaNames.length;a++){this._displayAreaDefault(this.areaNames[a])}}};var MatchingEngine=new MatchingEngine();