// COOKIE SAVE AND GET FUNCTIONS

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 SetCookie (name,value,expires,path,domain,secure) {
	// SET THE DATE TO ONE YEAR FROM NOW
	var exp = new Date();
	var oneYearFromNow = exp.getTime() + (365 * 24 * 60 * 60 * 1000);
	exp.setTime(oneYearFromNow);
	document.cookie = name + "=" + escape (value) +
	"; expires=" + exp.toGMTString() +
    ((path) ? "; path=" + path : "") +
    ((domain) ? "; domain=" + domain : "") +
    ((secure) ? "; secure" : "");
}

// GET PASSED VALUES FROM CALLING PAGE

function getParams() {
	var idx = document.URL.indexOf('?');
	var params = new Array();
	if (idx != -1) {
		var pairs = document.URL.substring(idx+1, document.URL.length).split('&');
		for (var i=0; i<pairs.length; i++) {
			nameVal = pairs[i].split('=');
			params[nameVal[0]] = nameVal[1];
		   }
	}
	return params;
}