/*Mastering JavaScript, Premium Editionby James Jaworski ISBN:078212819XPublisher Sybex CopyRight 2001*/<HTML><HEAD><TITLE>Keeping track of Web site access</TITLE><SCRIPT LANGUAGE="JavaScript" ><!--function nameDefined(c,n) { var s=removeBlanks(c) var pairs=s.split(";") for(var i=0;i<pairs.length;++i) { var pairSplit=pairs[i].split("=") if(pairSplit[0]==n) return true } return false}function removeBlanks(s) { var temp="" for(var i=0;i<s.length;++i) { var c=s.charAt(i) if(c!=" ") temp += c } return temp}function getCookieValue(c,n) { var s=removeBlanks(c) var pairs=s.split(";") for(var i=0;i<pairs.length;++i) { var pairSplit=pairs[i].split("=") if(pairSplit[0]==n) return pairSplit[1] } return ""}function insertSiteCounter() { readCookie() displayCounter()}function displayCounter() { document.write('<H3 ALIGN="CENTER">') document.write("Welcome! You've accessed this site ") if(counter==1) document.write("for the first time.") else document.write(counter+" times!") document.writeln('</H3>')}function readCookie() { var cookie=document.cookie counter=0 if(nameDefined(cookie,"siteCount")) counter=parseInt(getCookieValue(cookie,"siteCount")) ++counter var newCookie="siteCount="+counter newCookie += "; expires=Wednesday, 10-Nov-10 23:12:40 GMT" newCookie += "; path=/" window.document.cookie=newCookie}// --></SCRIPT></HEAD><BODY BGCOLOR="#FFFFFF"><SCRIPT LANGUAGE="JavaScript"><!--insertSiteCounter()// --></SCRIPT><H1 ALIGN="CENTER">Keeping track of Web site access</H1></body></HTML>
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