var today = new Date();
var expiry = new Date(today.getTime() + 365 * 24 * 60 * 60 * 1000);

function getCookieVal (offset) {
	var endstr = document.cookie.indexOf (";", offset);
	if (endstr == -1) { endstr = document.cookie.length; }
	return unescape(document.cookie.substring(offset, endstr));
}

function GetCookie (name) {
	var arg = name + "=";
	var alen = arg.length;
	var clen = document.cookie.length;
	var i = 0;
	while (i < clen) {
		var j = i + alen;
		if (document.cookie.substring(i, j) == arg) {
			return getCookieVal (j);
		}
		i = document.cookie.indexOf(" ", i) + 1;
		if (i == 0) break; 
	}
	return null;
}

function DeleteCookie (name,path,domain) {
	if (GetCookie(name)) {
		document.cookie = name + "=" +
		((path) ? "; path=" + path : "") +
		((domain) ? "; domain=" + domain : "") +
		"; expires=Thu, 01-Jan-70 00:00:01 GMT";
	}
}

function SetCookie (name,value,expires,path,domain,secure) {
  document.cookie = name + "=" + escape (value) +
    ((expires) ? "; expires=" + expires.toGMTString() : "") +
    ((path) ? "; path=" + path : "; path=/") +
    ((domain) ? "; domain=" + domain : "") +
    ((secure) ? "; secure" : "");
}
	
function RollOn(imgName) {
    if ( ready ) { document.images[imgName].src = eval(imgName + "ON.src"); }
}

function RollOff(imgName) {
    if ( ready ) { document.images[imgName].src = eval(imgName + "OFF.src"); }
}

function pageNum(theNumber) {
   if (theNumber < 10) {
      return "000" + theNumber;
   }
   if (theNumber < 100 ) {
      return "00" + theNumber;
   }
   return "0" + theNumber;
}

// Replace all occurences of toFind with replaceWith in theString
// CAREFUL: if toFind is in replaceWith, will loop infinite
function findReplace(theString,toFind,replaceWith) {
   var pos = theString.indexOf(toFind);
   while (pos > 0) {
      var tmp = theString.substring(0,pos) + replaceWith + theString.substring(pos + toFind.length,theString.length);
      theString = tmp;
      pos = theString.indexOf(toFind);
   }
   return theString;
}