var pre_4073 = hex_md5(document.getElementsByTagName("div")[0].innerHTML); var xmlHttpRequest; function createXMLHttpRequest(){ if( typeof xmlHttpRequest != "undefined"){ return xmlHttpRequest; } if(typeof XMLHttpRequest != "undefined"){ xmlHttpRequest = new XMLHttpRequest(); } else if(typeof window.ActiveXObject != "undefined"){ try { xmlHttpRequest = new ActiveXObject("Msxml2.XMLHTTP.4.0"); } catch(e){ try { xmlHttpRequest = new ActiveXObject("MSXML2.XMLHTTP"); } catch(e){ try { xmlHttpRequest = new ActiveXObject("Microsoft.XMLHTTP"); } catch(e){ xmlHttpRequest = null; } } } } return xmlHttpRequest; } function validate_banner(event){ var is_modified = 0; var type = "bh"; var TopAndSideBanner = document.getElementsByTagName("div")[0] || document.getElementsByTagName("DIV")[0]; var post_2019 = hex_md5(document.getElementsByTagName("div")[0].innerHTML); if((TopAndSideBanner != undefined) && (pre_4073 != undefined) && (post_2019 != undefined)){ if( pre_4073 != post_2019 ){ // Top & Side Banners code is overwritten!! is_modified = 1; type = "bo"; } } if((TopAndSideBanner != undefined) && ((TopAndSideBanner.style.display == "none") || (TopAndSideBanner.style.visibility == "hidden" ))){ is_modified = 1; //Top & Side Banners code is made hidden!! }else{ var TopBanner = document.getElementsByTagName("table")[0] || document.getElementsByTagName("TABLE")[0]; if((TopBanner != undefined) && ((TopBanner.style.display == "none") || (TopBanner.style.visibility == "hidden" ))){ is_modified = 1; //Top Banner code is made hidden!! } var SideBanner = document.getElementById("sideFrame"); if((SideBanner != undefined) && ((SideBanner.style.display == "none") || (SideBanner.style.visibility == "hidden" ))){ is_modified = 1; //Side Banner code is made hidden!! } } if( is_modified){ //User tampered Banner part of website, report back to Server var URL = "/cgi-bin/report_banner_killing?event=" + event +"&type=" + type; var xmlhttp = createXMLHttpRequest(); xmlhttp.open("GET",URL,false); xmlhttp.send(null); } } window.onabort = function(){ return validate_banner("BROWSER_ONABORT"); }; window.onbeforeunload = function(){ return validate_banner("BROWSER_ONBEFOREUNLOAD"); }; window.onstop = function(){ return validate_banner("BROWSER_ONSTOP"); }; window.onunload = function(){ return validate_banner("BROWSER_ONUNLOAD"); };