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[0].split("=")
    if(pairSplit[0]==n) return pairSplit[1]
 }
  return ""
}

function insertSiteCounter() {
 readCookie()
 displayCounter()
}

function displayCounter() {
 document.write('<b><H4 align="center">')
 document.write("<img src='images/welcome.gif' border=0> you have visited this site ")
 if (counter==1) document.write("for the first time.")
 else document.write(counter+" times.")
 document.write('</H4></b>')
}

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, 09-Nov-2001 23:12:40 GMT"
 newCookie += "; path=/"
 window.document.cookie=newCookie
}