function getCookie(name) {
   var from_idx = document.cookie.indexOf(name+'=');
   if (from_idx != -1) { 
	  from_idx += name.length + 1
	  to_idx = document.cookie.indexOf(';', from_idx) 

	  if (to_idx == -1) {
			to_idx = document.cookie.length
	  }
	  return unescape(document.cookie.substring(from_idx, to_idx))
   }
   else{
	   return null;
   }
}

function setCookie(name, value, expDays) {
	var exp = new Date(); 
	exp.setTime(exp.getTime() + (expDays*24*60*60*1000));
	var expire_date = new Date(exp);
	var odC = getCookie(name)+'';
	
	document.cookie = name + "=" + escape(value) + ";path=/; expires=" + expire_date.toGMTString(); 
}

function close_layer_popup(id, expDays){
	if(expDays) setCookie("_CKE_LAYER_POPUP","no", expDays);
	eval(id+".style.display = 'none';");
}

function close_layer_popup(id, value, expDays){
	var new_val = '';
	
	var cke_val = getCookie("_CKE_INTRO_POPUP");
	if(cke_val != null && cke_val.indexOf(value) >= 0){
		new_val = cke_val + '|' + value;
	}
	else{
		new_val = value;
	}

	if(expDays) setCookie("_CKE_INTRO_POPUP", new_val, expDays);
	eval(id+".style.display = 'none';");
}