// Ajax from Simple AJAX Code-Kit (SACK) v1.6.1
function sack(file) {
	this.xmlhttp = null;
	this.resetData = function() {
		this.method = "POST";
		this.queryStringSeparator = "?";
		this.argumentSeparator = "&";
		this.URLString = "";
		this.encodeURIString = true;
		this.execute = false;
		this.element = null;
		this.elementObj = null;
		this.requestFile = file;
		this.vars = new Object();
		this.responseStatus = new Array(2);
	};

	this.resetFunctions = function() {
		this.onLoading = function() { };
		this.onLoaded = function() { };
		this.onInteractive = function() { };
		this.onCompletion = function() { };
		this.onError = function() { };
		this.onFail = function() { };
	};

	this.reset = function() {
		this.resetFunctions();
		this.resetData();
	};

	this.createAJAX = function() {
		try {
			this.xmlhttp = new ActiveXObject("Msxml2.XMLHTTP");
		} catch (e1) {
			try {
				this.xmlhttp = new ActiveXObject("Microsoft.XMLHTTP");
			} catch (e2) {
				this.xmlhttp = null;
			}
		}

		if (! this.xmlhttp) {
			if (typeof XMLHttpRequest != "undefined") {
				this.xmlhttp = new XMLHttpRequest();
			} else {
				this.failed = true;
			}
		}
	};

	this.setVar = function(name, value){
		this.vars[name] = Array(value, false);
	};

	this.encVar = function(name, value, returnvars) {
		if (true == returnvars) {
			return Array(encodeURIComponent(name), encodeURIComponent(value));
		} else {
			this.vars[encodeURIComponent(name)] = Array(encodeURIComponent(value), true);
		}
	}

	this.processURLString = function(string, encode) {
		encoded = encodeURIComponent(this.argumentSeparator);
		regexp = new RegExp(this.argumentSeparator + "|" + encoded);
		varArray = string.split(regexp);
		for (i = 0; i < varArray.length; i++){
			urlVars = varArray[i].split("=");
			if (true == encode){
				this.encVar(urlVars[0], urlVars[1]);
			} else {
				this.setVar(urlVars[0], urlVars[1]);
			}
		}
	}

	this.createURLString = function(urlstring) {
		if (this.encodeURIString && this.URLString.length) {
			this.processURLString(this.URLString, true);
		}

		if (urlstring) {
			if (this.URLString.length) {
				this.URLString += this.argumentSeparator + urlstring;
			} else {
				this.URLString = urlstring;
			}
		}

		// Prevents caching of URLString
		this.setVar("rndval", new Date().getTime());

		urlstringtemp = new Array();
		for (key in this.vars) {
			if (false == this.vars[key][1] && true == this.encodeURIString) {
				encoded = this.encVar(key, this.vars[key][0], true);
				delete this.vars[key];
				this.vars[encoded[0]] = Array(encoded[1], true);
				key = encoded[0];
			}

			urlstringtemp[urlstringtemp.length] = key + "=" + this.vars[key][0];
		}
		if (urlstring){
			this.URLString += this.argumentSeparator + urlstringtemp.join(this.argumentSeparator);
		} else {
			this.URLString += urlstringtemp.join(this.argumentSeparator);
		}
	}

	this.runResponse = function() {
		eval(this.response);
	}

	this.runAJAX = function(urlstring) {
		if (this.failed) {
			this.onFail();
		} else {
			this.createURLString(urlstring);
			if (this.element) {
				this.elementObj = document.getElementById(this.element);
			}
			if (this.xmlhttp) {
				var self = this;
				if (this.method == "GET") {
					totalurlstring = this.requestFile + this.queryStringSeparator + this.URLString;
					this.xmlhttp.open(this.method, totalurlstring, true);
				} else {
					this.xmlhttp.open(this.method, this.requestFile, true);
					try {
						this.xmlhttp.setRequestHeader("Content-Type", "application/x-www-form-urlencoded")
					} catch (e) { }
				}

				this.xmlhttp.onreadystatechange = function() {
					switch (self.xmlhttp.readyState) {
						case 1:
							self.onLoading();
							break;
						case 2:
							self.onLoaded();
							break;
						case 3:
							self.onInteractive();
							break;
						case 4:
							self.response = self.xmlhttp.responseText;
							self.responseXML = self.xmlhttp.responseXML;
							self.responseStatus[0] = self.xmlhttp.status;
							self.responseStatus[1] = self.xmlhttp.statusText;

							if (self.execute) {
								self.runResponse();
							}

							if (self.elementObj) {
								elemNodeName = self.elementObj.nodeName;
								elemNodeName.toLowerCase();
								if (elemNodeName == "input"
								|| elemNodeName == "select"
								|| elemNodeName == "option"
								|| elemNodeName == "textarea") {
									self.elementObj.value = self.response;
								} else {
									self.elementObj.innerHTML = self.response;
								}
							}
							if (self.responseStatus[0] == "200") {
								self.onCompletion();
							} else {
								self.onError();
							}

							self.URLString = "";
							break;
					}
				};

				this.xmlhttp.send(this.URLString);
			}
		}
	};

	this.reset();
	this.createAJAX();
}

// Old Ajax
function ajax(url, id) {
	var req = false;
	try {
		req = new XMLHttpRequest();
	} catch(e) {
		try {
			req = new ActiveXObject("Msxml2.XMLHTTP");
		} catch(e) {
			try {
				req = new ActiveXObject("Microsoft.XMLHTTP");
			} catch(e) {
				req = false;
			}
		}
	}
	if (req) {
		req.onreadystatechange = function() {
			if (req.readyState == 4) {
				if (req.status == 200) {
					document.getElementById(id).innerHTML = req.responseText;
				}
			}
		}
		req.open("GET", url, true);
		req.send(null);
	}
}

// Delete check info
function DelCheck(form, text) {
	check = confirm(text);
	if (check == false) return false;
}

// Button disable
function ButtonDisable(form) {
	if (document.all || document.getElementById) {
		for (i = 0; i < form.length; i++) {
			var tempobj = form.elements[i]
			if (tempobj.type.toLowerCase() == "submit" || tempobj.type.toLowerCase() == "reset") {
				tempobj.disabled = true
			}
		}
	}
}

// Open window
function OpenWindow(url, title, x, y) {
	window.open (url, title, "toolbar=0, location=0, directories=0, status=0, scrollbars=0, resizable=1, copyhistory=0, width="+x+", height="+y+"");
}

// View image
function CaricaFoto(img) {
	foto1= new Image();
	foto1.src=(img);
	Controlla(img);
}

function Controlla(img) {
	if ((foto1.width!=0)&&(foto1.height!=0)) {
		ViewFoto(img);
	} else {
		funzione="Controlla('"+img+"')";
		intervallo=setTimeout(funzione,20);
	}
}

function ViewFoto(img) {
	largh=foto1.width+20;
	altez=foto1.height+20;
	stringa="width="+largh+",height="+altez;
	finestra=window.open(img,"",stringa);
}

// Switch content
function SwitchCont(id, set) {
	this.id = id;
	this.show = true;
	this.title = document.getElementById(this.id + '-title');
	this.content = document.getElementById(this.id);
	this.setCookie = function(name, value, expires, path, domain, secure) {
		document.cookie = name + "=" + escape(value) + ((expires) ? "; expires=" + expires : "") + ((path) ? "; path=" + path : "") + ((domain) ? "; domain=" + domain : "") + ((secure) ? "; secure" : "");
	}
	this.getCookie = function(name) {
		var cookie = " " + document.cookie;
		var search = " " + name + "=";
		var setStr = null;
		var offset = 0;
		var end = 0;
		if (cookie.length > 0) {
			offset = cookie.indexOf(search);
			if (offset != -1) {
				offset += search.length;
				end = cookie.indexOf(";", offset)
				if (end == -1) end = cookie.length;
				setStr = unescape(cookie.substring(offset, end));
			}
		}
		return(setStr);
	}
	var tself = this;
	this.title.style.cursor = 'pointer';
	var cook = this.getCookie(this.id);
	if ((this.show == false && cook != 'show') || (cook != 'show' && set == '2') || (cook == 'hide')) this.content.style.display = 'none';
	this.title.onclick = function() {
		if (tself.content.style.display == 'none') {
			if (set == '1' || set == '2') tself.setCookie(tself.id, 'show');
			tself.content.style.display = 'block';
		} else {
			if (set == '1' || set == '2') tself.setCookie(tself.id, 'hide');
			tself.content.style.display = 'none';
		}
	}
}

// Switch content old
function SwitchMenu(obj) {
	if (document.getElementById) {
		var el = document.getElementById(obj);
		var ar = document.getElementById("cont").getElementsByTagName("div");
		if (el.style.display == "none") {
			for (var i=0; i<ar.length; i++) {
				ar[i].style.display = "none";
			}
			el.style.display = "block";
		} else {
			el.style.display = "none";
		}
	}
}