function createCookie(name,value,days) {
	if (days) {
		var date = new Date();
		date.setTime(date.getTime()+(days*24*60*60*1000));
		var expires = "; expires="+date.toGMTString();
	}
	else var expires = "";
	document.cookie = name+"="+value+expires+"; path=/";
}

function readCookie(name) {
	var nameEQ = name + "=";
	var ca = document.cookie.split(';');
	for(var i=0;i < ca.length;i++) {
		var c = ca[i];
		while (c.charAt(0)==' ') c = c.substring(1,c.length);
		if (c.indexOf(nameEQ) == 0) return c.substring(nameEQ.length,c.length);
	}
	return null;
}

function eraseCookie(name) {
	createCookie(name,"",-1);
}

function checkStatus(){

if (document.frmLogin.chkRememberMe.checked == true){
    var uName = document.frmLogin.txtID.value;
    createCookie("retUser",uName,365);
  } else  {
    eraseCookie("retUser");
  }
}

function init(){
  var blankRE=/^\s*$/;
  var _cookie = readCookie("retUser");
  
  document.getElementById("txtID").value = _cookie;
  if (_cookie != null){
    document.frmLogin.chkRememberMe.checked = true;
  }
  if (blankRE.test(_cookie)) {
    document.frmLogin.chkRememberMe.checked = false;
    eraseCookie("retUser");
  }
  
}