function setcookie(cookieName,cookieValue,nDays) {
 var today = new Date();
 var expire = new Date();
 if (nDays==null || nDays==0) nDays=1;
 expire.setTime(today.getTime() + 3600000*24*nDays);
 document.cookie = cookieName+"="+escape(cookieValue)
                 + ";path=/;domain=.adcash.com;expires="+expire.toGMTString();
}

var PersistentStorage = (function() {
    var storage = null;
    var storagecode = null;
    var storage_flash = null;
    var storagecode_flash = null;

    var backends = {
        localstorage: {
            name: "localstorage",
            init: function() {
                try {
                    return window.localStorage ? this : null;
                } catch (e) {
                    return null;
                }
            },
            get: function(key) {
                return localStorage.getItem(key);
            },
            set: function(key, value) {
                try {
                    localStorage.setItem(key, value);
                } catch (e) {
                    return false;
                }
                return true;
            },
            unset: function(key) {
                try {
                    return !!localStorage.removeItem(key);
                } catch (e) { }
                
                return false;
            },
            is_ready: function() {
                return true;
            }
        },
        globalstorage: {
            name: "globalstorage",
            init: function() {
                try {
                    return (typeof(window.globalStorage) !== "undefined" &&
                            (storage = globalStorage[document.domain])) ?
                        this : null;
                } catch (e) {
                    return null;
                }
            },
            get: function(key) {
                var value_ = storage.getItem(key);
                return value_ ? value_.value : null;
            },
            set: function(key, value) {
                try {
                    storage.setItem(key, value);
                } catch (e) {
                    return false;
                }
                return true;
            },
            unset: function(key) {
                try {
                    return !!storage.removeItem(key);
                } catch (e) { }
                
                return false;
            },
            is_ready: function() {
                return true;
            }
        },
        activex: {
            name: "activex",
            init: function() {
                if (!window.ActiveXObject) {
                    return null;
                }
                with (storage = document.createElement("div")) {
                    id = "__pss__";
                    style.display = "none";
                    addBehavior("#default#userData");
                }
                document.body.appendChild(storage);

                return this;
            },
            get: function(key) {
                try {
                    storage.load("ps");
                } catch (e) {
                    return null;
                }
                return storage.getAttribute(key);
            },
            set: function(key, value) {
                try {
                    storage.setAttribute(key, value);
                    storage.save("ps");
                } catch (e) {
                    return false;
                }
                return true;                    
            },
            unset: function(key) {
                return this.set(key, undefined);
            },
            is_ready: function() {
                return true;
            }           
        },
        flash: {
            name: "flash",
            swfuri: "storage.swf",
            init: function() {
                if (navigator.mimeTypes.length > 0) {
                    if (typeof(navigator.mimeTypes
                               ["application/x-shockwave-flash"])
                        === "undefined" ||
                        !navigator.mimeTypes["application/x-shockwave-flash"].
                        enabledPlugin) {
                        return null;
                    }
                } else if (window.ActiveXObject) {
                    try {
                        new ActiveXObject("ShockwaveFlash.ShockwaveFlash");
                    } catch (e) {
                        return null;
                    }
                } else {
                    return null;
                }
                if (navigator.appName.indexOf("Microsoft") != -1) {
              	  storage_flash = window['storage_flash'];
                }
                else {
            	  storage_flash = document.getElementById('storage_flash_embed');
                }
                return this;
            },
            get: function(key) {
		if (storage_flash && storage_flash.get)
                  return storage_flash.get(key) || null;
                return '';
            },
            set: function(key, value) {
		if (storage_flash && storage_flash.set)
                  return storage_flash.set(key, value);
                return '';
            },
            unset: function(key) {
                return storage_flash.unset(key);
            },
            is_ready: function() {
		return storage.get !== null;
//                return !!storage_flash.unset;
            }
        }       
    };
    
    function init() {
        if ((storagecode = (backends.localstorage.init() ||
                            backends.globalstorage.init() ||
                            backends.activex.init()))) {
            storagecode.wait_until_ready = this.wait_until_ready;
        }
        if ((storagecode_flash = (backends.flash.init()))) {
            storagecode_flash.wait_until_ready_flash = this.wait_until_ready_flash;
        }
	var res = Array(storagecode, storagecode_flash);
        return res;
    }

    function wait_until_ready(cb) {
        if (storagecode.is_ready() !== true) {
            var __method = wait_until_ready;
            window.setTimeout(function() {
                return __method.apply(__method, [ cb ]);
            }, 100);
            return false;
        }
        return cb.call();
    }

    function wait_until_ready_flash(cb) {
        if (storagecode_flash.is_ready() !== true || storage_flash == null) {
            var __method = wait_until_ready_flash;
            window.setTimeout(function() {
                return __method.apply(__method, [ cb ]);
            }, 100);
            return false;
        }
        return cb.call();
    }
    
    return {
            init:             init,
            wait_until_ready: wait_until_ready,
            wait_until_ready_flash: wait_until_ready_flash
    };
})();