var FormCheck = new Class({
	
	Implements: [Options, Events],

	options : {
	  //Pasquale Orciuolo Begin
		submitButtonClass: 'fcSubmitValidate',				//class to search for set submit
	  //Pasquale Orciuolo End
		tipsClass: 'fc-tbx',				//tips error class
		errorClass: 'fc-error',				//div error class
		fieldErrorClass: 'fc-field-error',	//error class for elements
		
		trimValue : false,					//trim (remove whitespaces before and after) the value
		validateDisabled : false,			//skip validation on disabled input if set to false.
		
		submitByAjax : false,				//false : standard submit way, true : submit by ajax
		ajaxResponseDiv : false,			//element to inject ajax response into (can also use onAjaxSuccess) [cronix] 
		ajaxEvalScripts : false,			//use evalScripts in the Request response [cronix] 
		onAjaxRequest : $empty,				//Function to fire when the Request event starts 
		onAjaxSuccess : $empty,				//Function to fire when the Request receives .  Args: response [the request response] - see Mootools docs for Request.onSuccess 
		onAjaxFailure : $empty,				//Function to fire if the Request fails 

		display : {
			showErrors : 0,
			titlesInsteadNames : 0,
			errorsLocation : 1,
			indicateErrors : 2,
			indicateErrorsInit : 0,
			keepFocusOnError : 0,
			checkValueIfEmpty : 1,
			addClassErrorToField : 0,
			fixPngForIe : 1,
			replaceTipsEffect : 1,
			flashTips : 0,
			closeTipsButton : 1,
			tipsPosition : "right",
			tipsOffsetX : -45,
			tipsOffsetY : 0,
			listErrorsAtTop : false,
			scrollToFirst : true,
			fadeDuration : 300
		},
		
		alerts : {
			required: "This field is required.",
			alpha: "This field accepts alphabetic characters only.",
			alphanum: "This field accepts alphanumeric characters only.",
			nodigit: "No digits are accepted.",
			digit: "Please enter a valid integer.",
			digitltd: "The value must be between %0 and %1",
			number: "Please enter a valid number.",
			email: "Please enter a valid email.",
			phone: "Please enter a valid phone.",
			url: "Please enter a valid url.",
			
			confirm: "This field is different from %0",
			differs: "This value must be different of %0",
			length_str: "The length is incorrect, it must be between %0 and %1",
			length_fix: "The length is incorrect, it must be exactly %0 characters",
			lengthmax: "The length is incorrect, it must be at max %0",
			lengthmin: "The length is incorrect, it must be at least %0",
			checkbox: "Please check the box",
			radios: "Please select a radio",
			select: "Please choose a value"
		},
		
		regexp : {
			required : /[^.*]/,
			alpha : /^[a-z ._-]+$/i,
			alphanum : /^[a-z0-9 ._-]+$/i,
			digit : /^[-+]?[0-9]+$/,
			nodigit : /^[^0-9]+$/,
			number : /^[-+]?\d*\.?\d+$/,
			email : /^[a-z0-9._%-]+@[a-z0-9.-]+\.[a-z]{2,4}$/i,
			phone : /^[\d\s ().-]+$/,
			url : /^(http|https|ftp)\:\/\/[a-z0-9\-\.]+\.[a-z]{2,3}(:[a-z0-9]*)?\/?([a-z0-9\-\._\?\,\'\/\\\+&%\$#\=~])*$/i
		}
	},
	
	/*
	Constructor: initialize
		Constructor
	
		Add event on formular and perform some stuff, you now, like settings, ...
	*/
	initialize : function(form, options) {
		if (this.form = $(form)) {
			this.form.isValid = true;
			this.regex = ['length'];
			this.setOptions(options);
			
			//internalization
			if (typeof(formcheckLanguage) != 'undefined') this.options.alerts = $merge(this.options.alerts, formcheckLanguage);
			
			this.validations = [];
			this.alreadyIndicated = false;
			this.firstError = false;
			
			var regex = new Hash(this.options.regexp);
			regex.each(function(el, key) {
				this.regex.push(key);
			}, this);

			this.form.getElements("*[class*=validate]").each(function(el) {
				this.register(el);
			}, this);
			//Pasquale Orciuolo Begin
			//manage multiple submit on Form, like asp.net: only submit with class 'fcSubmitValidate' call validation
			this.form.getElements("*[class*="+this.options.submitButtonClass+"]").each(function(el) {
				el.addEvent('click', function(e){
				this.onSubmit(e);
			}.bind(this));
			}, this);
			/*this.form.addEvents({
				"submit": this.onSubmit.bind(this)
			});*/
      //Pasquale Orciuolo End			
			
			if(this.options.display.fixPngForIe) this.fixIeStuffs();
			document.addEvent('mousewheel', function(){
				this.isScrolling = false;
			}.bind(this));
		}
	},
	
	/*
	Function: register
		Allows you to declare afterward new fields to the formcheck, to check dynamically loaded fields for example.
	
	Example:
		(code)
		<script type="text/javascript">
			window.addEvent('domready', function() {
				formcheck = new FormCheck('form_id');
			});
			
			// ...some code...
			
			var newField = new Element('input', {
				class	: "validate['required']",
				name	: "new-field"
			}).inject('form_id');
			formcheck.register(newField);
			
			new Element('input', {
				class	: "validate['required']",
				name	: "another-field",
				id		: "another-field"
			}).inject('form_id');
			formcheck.register($('another-field'));
		</script>
		(end code)
	
	See also:
		<FormCheck::dispose>
	*/
	register : function(el) {
		el.validation = [];
		el.getProperty("class").split(' ').each(function(classX) {
			if(classX.match(/^validate(\[.+\])$/)) {
				var validators = eval(classX.match(/^validate(\[.+\])$/)[1]);
				for(var i = 0; i < validators.length; i++) {
					el.validation.push(validators[i]);
					if (validators[i].match(/^confirm\[/)) {
						var field = eval(validators[i].match(/^.+(\[.+\])$/)[1].replace(/([A-Z0-9\._-]+)/i, "'$1'"));
						if (this.form[field].validation.contains('required')){
							el.validation.push('required');
						}
							
					}
				}
				this.addListener(el);
			}
		}, this);
	},
	
	/*
	Function: dispose
		Allows you to remove a declared field from formCheck
	
	Example:
		(code)
		<script type="text/javascript">
			window.addEvent('domready', function() {
				formcheck = new FormCheck('form_id');
			});
			
			// ...some code...
			
			formcheck.dispose($('obsolete-field'));
		</script>
		(end code)
	
	See also:
		<FormCheck::register>
	*/
	dispose : function(element) {
		this.validations.erase(element);
	},
	
	/*
	Function: addListener
		Private method
		
		Add listener on fields
	*/
	addListener : function(el) {
		this.validations.push(el);
		el.errors = [];
		
		if (this.options.display.indicateErrorsInit) {
			this.validations.each(function(el) {
				if(!this.manageError(el,'submit')) this.form.isValid = false;
			}, this);
			return true;
		} 
	
		if (el.validation[0] == 'submit') {
			el.addEvent('click', function(e){
				this.onSubmit(e);
			}.bind(this));
			return true;
		}

		if (this.isChildType(el) == false) el.addEvent('blur', function() {
			(function(){
				if(!this.fxRunning && (el.element || this.options.display.showErrors == 1) && (this.options.display.checkValueIfEmpty || el.value))
				this.manageError(el, 'blur')
			}.bind(this)).delay(100);
		}.bind(this))
		//We manage errors on radio
		else if (this.isChildType(el) == true) {
			//We get all radio from the same group and add a blur option
			var nlButtonGroup = this.form.getElements('input[name="'+ el.getProperty("name") +'"]');
			nlButtonGroup.each(function(radio){
				radio.addEvent('blur', function(){
					(function(){
						if((el.element || this.options.display.showErrors == 1) && (this.options.display.checkValueIfEmpty || el.value)) this.manageError(el, 'click');
					}.bind(this)).delay(100);
				}.bind(this))
			},this);
		}
	},
	
	/*
	Function: validate
		Private method
		
		Dispatch check to other methods
	*/
	validate : function(el) {
		el.errors = [];
		el.isOk = true;
		
		//skip validation and trim if specified
		if (!this.options.validateDisabled && el.get('disabled')) return true;
		if (this.options.trimValue && el.value) el.value = el.value.trim();
		
		el.validation.each(function(rule) {
			if(this.isChildType(el)) {
				if (this.validateGroup(el) == false) {
					el.isOk = false;
				}
			} else {
				var ruleArgs = [];
				
				if(rule.match(/^.+\[/)) {
					var ruleMethod = rule.split('[')[0];
					ruleArgs = eval(rule.match(/^.+(\[.+\])$/)[1].replace(/([A-Z0-9\._-]+)/i, "'$1'"));
				} else var ruleMethod = rule;
				
				if (this.regex.contains(ruleMethod) && el.get('tag') != "select") {
					if (this.validateRegex(el, ruleMethod, ruleArgs) == false) {
						el.isOk = false;
					}
				}
				
				if (ruleMethod == 'confirm') {
					if (this.validateConfirm(el, ruleArgs) == false) {
						el.isOk = false;
					}
				}
				if (ruleMethod == 'differs') {
					if (this.validateDiffers(el, ruleArgs) == false) {
						el.isOk = false;
					}
				}
				if (el.get('tag') == "select" || (el.type == "checkbox" && ruleMethod == 'required')) {
					if (this.simpleValidate(el) == false) {
						el.isOk = false;
					}
				}
				if(rule.match(/%[A-Z0-9\._-]+$/i) || (el.isOk && rule.match(/~[A-Z0-9\._-]+$/i))) {
					if(eval(rule.slice(1)+'(el)') == false) {
						el.isOk = false;
					}
				}
			}
		}, this);
		
		if (el.isOk) return true;
		else return false;
	},
	
	/*
	Function: simpleValidate
		Private method
		
		Perform simple check for select fields and checkboxes
	*/
	simpleValidate : function(el) {
		if (el.get('tag') == 'select' && el.selectedIndex <= 0) {
			el.errors.push(this.options.alerts.select);
			return false;
		} else if (el.type == "checkbox" && el.checked == false) {
			el.errors.push(this.options.alerts.checkbox);
			return false;
		}
		return true;
	},
	
	/*
	Function: validateRegex
		Private method
		
		Perform regex validations
	*/
	validateRegex : function(el, ruleMethod, ruleArgs) {
		var msg = "";
		if (ruleArgs[1] && ruleMethod == 'length') {
			if (ruleArgs[1] == -1) {
				this.options.regexp.length = new RegExp("^[\\s\\S]{"+ ruleArgs[0] +",}$");
				msg = this.options.alerts.lengthmin.replace("%0",ruleArgs[0]);
			} else if(ruleArgs[0] == ruleArgs[1]) {
				this.options.regexp.length = new RegExp("^[\\s\\S]{"+ ruleArgs[0] +"}$");
				msg = this.options.alerts.length_fix.replace("%0",ruleArgs[0]);
			} else {
				this.options.regexp.length = new RegExp("^[\\s\\S]{"+ ruleArgs[0] +","+ ruleArgs[1] +"}$");
				msg = this.options.alerts.length_str.replace("%0",ruleArgs[0]).replace("%1",ruleArgs[1]);
			}
		} else if (ruleArgs[0] && ruleMethod == 'length') {
			this.options.regexp.length = new RegExp("^.{0,"+ ruleArgs[0] +"}$");
			msg = this.options.alerts.lengthmax.replace("%0",ruleArgs[0]);
		} else {
			msg = this.options.alerts[ruleMethod];
		}
		if (ruleArgs[1] && ruleMethod == 'digit') {
			var regres = true;
			if (!this.options.regexp.digit.test(el.value)) {
				el.errors.push(this.options.alerts[ruleMethod]);
				regres = false;
			}
			if (ruleArgs[1] == -1) {
				if (el.value >= ruleArgs[0]) var valueres = true; else var valueres = false;
				msg = this.options.alerts.digitmin.replace("%0",ruleArgs[0]);
			} else {
				if (el.value >= ruleArgs[0] && el.value <= ruleArgs[1]) var valueres = true; else var valueres = false;
				msg = this.options.alerts.digitltd.replace("%0",ruleArgs[0]).replace("%1",ruleArgs[1]);
			}
			if (regres == false || valueres == false) {
				el.errors.push(msg);
				return false;
			}
		} else if (this.options.regexp[ruleMethod].test(el.value) == false)  {
			el.errors.push(msg);
			return false;
		}
		return true;
	},

	/*
	Function: validateConfirm
		Private method
		
		Perform confirm validations
	*/
	validateConfirm: function(el,ruleArgs) {
		
		var confirm = ruleArgs[0];
		if(el.value != this.form[confirm].value){
			if (this.options.display.titlesInsteadNames)
				var msg = this.options.alerts.confirm.replace("%0",this.form[confirm].getProperty('title'));
			else
				var msg = this.options.alerts.confirm.replace("%0",confirm);
			el.errors.push(msg);
			return false;
		}
		return true;
	},
	
	/*
	Function: validateDiffers
		Private method
		
		Perform differs validations
	*/
	validateDiffers: function(el,ruleArgs) {
		var differs = ruleArgs[0];
		if(el.value == this.form[differs].value){
			if (this.options.display.titlesInsteadNames)
				var msg = this.options.alerts.differs.replace("%0",this.form[differs].getProperty('title'));
			else
				var msg = this.options.alerts.differs.replace("%0",differs);
			el.errors.push(msg);
			return false;
		}
		return true;
	},
	
	/*
	Function: isChildType
		Private method
		
		Determine if the field is a group of radio or not.
	*/
	isChildType: function(el) {
		return ($defined(el.type) && el.type == 'radio') ? true : false;
	},
	
	/*
	Function: validateGroup
		Private method
		
		Perform radios validations
	*/
	validateGroup : function(el) {
		el.errors = [];
		var nlButtonGroup = this.form[el.getProperty("name")];
		el.group = nlButtonGroup;
		var cbCheckeds = false;
		
		for(var i = 0; i < nlButtonGroup.length; i++) {
			if(nlButtonGroup[i].checked) {
				cbCheckeds = true;
			}
		}
		if(cbCheckeds == false) {
			el.errors.push(this.options.alerts.radios);
			return false;
		} else {
			return true;	
		}
	},
	
	/*
	Function: listErrorsAtTop
		Private method
		
		Display errors
	*/
	listErrorsAtTop : function(obj) {
		if(!this.form.element) {
			 this.form.element = new Element('div', {'id' : 'errorlist', 'class' : this.options.errorClass}).injectTop(this.form);
		}
		if ($type(obj) == 'collection') {
			new Element('p').set('html',"<span>" + obj[0].name + " : </span>" + obj[0].errors[0]).injectInside(this.form.element);
		} else {
			if ((obj.validation.contains('required') && obj.errors.length > 0) || (obj.errors.length > 0 && obj.value && obj.validation.contains('required') == false)) {
				obj.errors.each(function(error) {
					new Element('p').set('html',"<span>" + obj.name + " : </span>" + error).injectInside(this.form.element);
				}, this);
			}
		}
	},
	
	/*
	Function: manageError
		Private method
		
		Manage display of errors boxes
	*/
	manageError : function(el, method) {
		var isValid = this.validate(el);
		if ((!isValid && el.validation.flatten()[0].contains('confirm[')) || (!isValid && el.validation.contains('required')) || (!el.validation.contains('required') && el.value && !isValid)) {
			if(this.options.display.listErrorsAtTop == true && method == 'submit')
				this.listErrorsAtTop(el, method);
			if (this.options.display.indicateErrors == 2 ||this.alreadyIndicated == false || el.name == this.alreadyIndicated.name)
			{
				if(!this.firstError) this.firstError = el;
				
				this.alreadyIndicated = el;
				
				if (this.options.display.keepFocusOnError && el.name == this.firstError.name) (function(){el.focus()}).delay(20);
				this.addError(el);
				return false;
			}
		} else if ((isValid || (!el.validation.contains('required') && !el.value)) && el.element) {
			this.removeError(el);
			return true;
		}
		return true;
	},
	
	/*
	Function: addError
		Private method
		
		Add error message
	*/
	addError : function(obj) {
		if(!obj.element && this.options.display.indicateErrors != 0) {
			if (this.options.display.errorsLocation == 1) {
				var pos = (this.options.display.tipsPosition == 'left') ? obj.getCoordinates().left : obj.getCoordinates().right;
				var options = {
					'opacity' : 0,
					'position' : 'absolute',
					'float' : 'left',
					'left' : pos + this.options.display.tipsOffsetX
				}
				obj.element = new Element('div', {'class' : this.options.tipsClass, 'styles' : options}).injectInside(document.body);
				this.addPositionEvent(obj);
			} else if (this.options.display.errorsLocation == 2){
				obj.element = new Element('div', {'class' : this.options.errorClass, 'styles' : {'opacity' : 0}}).injectBefore(obj);
			} else if (this.options.display.errorsLocation == 3){
				obj.element = new Element('div', {'class' : this.options.errorClass, 'styles' : {'opacity' : 0}});
				if ($type(obj.group) == 'object' || $type(obj.group) == 'collection')
					obj.element.injectAfter(obj.group[obj.group.length-1]);
				else
					obj.element.injectAfter(obj);
			}
		}					
		if (obj.element && obj.element != true) {
			obj.element.empty();
			if (this.options.display.errorsLocation == 1) {
				var errors = [];
				obj.errors.each(function(error) {
					errors.push(new Element('p').set('html', error));
				});
				var tips = this.makeTips(errors).injectInside(obj.element);
				if(this.options.display.closeTipsButton) {
					tips.getElements('a.close').addEvent('mouseup', function(){
						this.removeError(obj);
					}.bind(this));
				}
				obj.element.setStyle('top', obj.getCoordinates().top - tips.getCoordinates().height + this.options.display.tipsOffsetY);
			} else {
				obj.errors.each(function(error) {
					new Element('p').set('html',error).injectInside(obj.element);
				});
			}
			
			if (!this.options.display.fadeDuration || Browser.Engine.trident && Browser.Engine.version == 5 && this.options.display.errorsLocation < 2) {
				obj.element.setStyle('opacity', 1);
			} else {
				obj.fx = new Fx.Tween(obj.element, {
					'duration' : this.options.display.fadeDuration,
					'ignore' : true,
					'onStart' : function(){
						this.fxRunning = true;
					}.bind(this),
					'onComplete' : function() {
						this.fxRunning = false;
						if (obj.element && obj.element.getStyle('opacity').toInt() == 0) {
							obj.element.destroy();
							obj.element = false;
						}
					}.bind(this)
				})
				if(obj.element.getStyle('opacity').toInt() != 1) obj.fx.start('opacity', 1);
			}
		}
		if (this.options.display.addClassErrorToField && this.isChildType(obj) == false){
			obj.addClass(this.options.fieldErrorClass);
			obj.element = obj.element || true;
		}
			
	},
	
	/*
	Function: addPositionEvent
		
		Update tips position after a browser resize
	*/
	addPositionEvent : function(obj) {
		if(this.options.display.replaceTipsEffect) {
			obj.event = function(){
				new Fx.Morph(obj.element, {
					'duration' : this.options.display.fadeDuration
				}).start({ 
					'left':[obj.element.getStyle('left'), obj.getCoordinates().right + this.options.display.tipsOffsetX],
					'top':[obj.element.getStyle('top'), obj.getCoordinates().top - obj.element.getCoordinates().height + this.options.display.tipsOffsetY]
				});
			}.bind(this);
			
		} else {
			obj.event = function(){
				obj.element.setStyles({ 
					'left':obj.getCoordinates().right + this.options.display.tipsOffsetX,
					'top':obj.getCoordinates().top - obj.element.getCoordinates().height + this.options.display.tipsOffsetY
				});
			}.bind(this)
		}
		window.addEvent('resize', obj.event);
	},
	
	/*
	Function: removeError
		Private method
		
		Remove the error display
	*/
	removeError : function(obj) {
		this.alreadyIndicated = false;
		obj.errors = [];
		obj.isOK = true;
		window.removeEvent('resize', obj.event);
		if (this.options.display.errorsLocation >= 2 && obj.element) {
			new Fx.Tween(obj.element, {
				'duration': this.options.display.fadeDuration
			}).start('height', 0);
		}
		if (!this.options.display.fadeDuration || Browser.Engine.trident && Browser.Engine.version == 5 && this.options.display.errorsLocation == 1 && obj.element) {
			this.fxRunning = true;
			obj.element.destroy();
			obj.element = false;
			(function(){this.fxRunning = false}.bind(this)).delay(200);
		} else if (obj.element && obj.element != true) {
			obj.fx.start('opacity', 0);
		}
		
		if (this.options.display.addClassErrorToField && !this.isChildType(obj))
			obj.removeClass(this.options.fieldErrorClass);
	},
	
	/*
	Function: focusOnError
		Private method
		
		Create set the focus to the first field with an error if needed
	*/
	focusOnError : function (obj) {
		if (this.options.display.scrollToFirst && !this.alreadyFocused && !this.isScrolling) {
			if (!this.options.display.indicateErrors || !this.options.display.errorsLocation) {
				var dest = obj.getCoordinates().top-30;
			} else if (this.alreadyIndicated.element) {
				switch (this.options.display.errorsLocation){
					case 1 : 
						var dest = obj.element.getCoordinates().top;
						break;
					case 2 :
						var dest = obj.element.getCoordinates().top-30;
						break;
					case 3 :
						var dest = obj.getCoordinates().top-30;
						break;
				}
				this.isScrolling = true;
			}
			if (window.getScroll.y != dest) {
				new Fx.Scroll(window, {
					onComplete : function() {
						this.isScrolling = false;
						obj.focus();
					}.bind(this)
				}).start(0,dest);
			} else {
				this.isScrolling = false;
				obj.focus();
			}
			this.alreadyFocused = true;
		}
	},
	
	/*
	Function: fixIeStuffs
		Private method
		
		Fix png for IE6
	*/
	fixIeStuffs : function () {
		if (Browser.Engine.trident4) {
			//We fix png stuffs
			var rpng = new RegExp('url\\(([\.a-zA-Z0-9_/:-]+\.png)\\)');
			var search = new RegExp('(.+)formcheck\.css');
			for (var i = 0; i < document.styleSheets.length; i++){
				if (document.styleSheets[i].href.match(/formcheck\.css$/)) {
					var root = document.styleSheets[i].href.replace(search, '$1');
					var count = document.styleSheets[i].rules.length;
					for (var j = 0; j < count; j++){
						var cssstyle = document.styleSheets[i].rules[j].style;
						var bgimage = root + cssstyle.backgroundImage.replace(rpng, '$1');
						if (bgimage && bgimage.match(/\.png/i)){
							var scale = (cssstyle.backgroundRepeat == 'no-repeat') ? 'crop' : 'scale';
							cssstyle.filter =  'progid:DXImageTransform.Microsoft.AlphaImageLoader(enabled=true, src=\'' + bgimage + '\', sizingMethod=\''+ scale +'\')';
							cssstyle.backgroundImage = "none";
						}
					}
				}
			}
		}
	},
	
	/*
	Function: makeTips
		Private method
		
		Create tips boxes
	*/
	makeTips : function(txt) {
		var table = new Element('table');
			table.cellPadding ='0';
			table.cellSpacing ='0';
			table.border ='0';
			
			var tbody = new Element('tbody').injectInside(table);
				var tr1 = new Element('tr').injectInside(tbody);
					new Element('td', {'class' : 'tl'}).injectInside(tr1);
					new Element('td', {'class' : 't'}).injectInside(tr1);
					new Element('td', {'class' : 'tr'}).injectInside(tr1);
				var tr2 = new Element('tr').injectInside(tbody);
					new Element('td', {'class' : 'l'}).injectInside(tr2);
					var cont = new Element('td', {'class' : 'c'}).injectInside(tr2);
						var errors = new Element('div', {'class' : 'err'}).injectInside(cont);
						txt.each(function(error) {
							error.injectInside(errors);
						});
						if (this.options.display.closeTipsButton) new Element('a',{'class' : 'close'}).injectInside(cont);
					new Element('td', {'class' : 'r'}).injectInside(tr2);
				var tr3 = new Element('tr').injectInside(tbody);
					new Element('td', {'class' : 'bl'}).injectInside(tr3);
					new Element('td', {'class' : 'b'}).injectInside(tr3);
					new Element('td', {'class' : 'br'}).injectInside(tr3);			
		return table;
	},
	
	/*
	Function: reinitialize
		Private method		
		
		Reinitialize form before submit check
	*/
	reinitialize: function() {
		this.validations.each(function(el) {
			if (el.element) {
				el.errors = [];
				el.isOK = true;
				if(this.options.display.flashTips == 1) {
					el.element.destroy();
					el.element = false;
				}
			}
		}, this);
		if (this.form.element) this.form.element.empty();
		this.alreadyFocused = false;
		this.firstError = false;
		this.elementToRemove = this.alreadyIndicated;
		this.alreadyIndicated = false;
		this.form.isValid = true;
	},
	
	/*
	Function: submitByAjax
		Private method		
		
		Send the form by ajax, and replace the form with response
	*/
	
	submitByAjax: function() {
		var url = this.form.getProperty('action');
		this.fireEvent('ajaxRequest');
		new Request({
			url: url,
			method: this.form.getProperty('method'),
			data : this.form.toQueryString(),
			evalScripts: this.options.ajaxEvalScripts,
			onFailure: function(instance){
				this.fireEvent('ajaxFailure', instance);
			}.bind(this),
			onSuccess: function(result){
				this.fireEvent('ajaxSuccess', result);
				if(this.options.ajaxResponseDiv) $(this.options.ajaxResponseDiv).set('html',result);
			}.bind(this)
		}).send();
	},
	
	/*
	Function: onSubmit
		Private method		
		
		Perform check on submit action
	*/
	onSubmit: function(event) {
		this.reinitialize();
	
		this.validations.each(function(el) {
			var validation = this.manageError(el,'submit');
			if(!validation) this.form.isValid = false;
		}, this);
	    
		if (this.form.isValid) {
			if (this.options.submitByAjax) {
				new Event(event).stop();
				this.submitByAjax();
			}
		} else {
			new Event(event).stop();
			if (this.elementToRemove && this.elementToRemove != this.firstError && this.options.display.indicateErrors == 1) {
				this.removeError(this.elementToRemove);
			}
			this.focusOnError(this.firstError)
		}
	}
});



/*var FormCheck=new Class({Implements:[Options,Events],options:{tipsClass:"fc-tbx",errorClass:"fc-error",fieldErrorClass:"fc-field-error",trimValue:false,validateDisabled:false,submitByAjax:false,ajaxResponseDiv:false,ajaxEvalScripts:false,onAjaxRequest:$empty,onAjaxSuccess:$empty,onAjaxFailure:$empty,display:{showErrors:0,titlesInsteadNames:0,errorsLocation:1,indicateErrors:1,indicateErrorsInit:0,keepFocusOnError:0,checkValueIfEmpty:1,addClassErrorToField:0,fixPngForIe:1,replaceTipsEffect:1,flashTips:0,closeTipsButton:1,tipsPosition:"right",tipsOffsetX:-45,tipsOffsetY:0,listErrorsAtTop:false,scrollToFirst:true,fadeDuration:300},alerts:{required:"This field is required.",alpha:"This field accepts alphabetic characters only.",alphanum:"This field accepts alphanumeric characters only.",nodigit:"No digits are accepted.",digit:"Please enter a valid integer.",digitltd:"The value must be between %0 and %1",number:"Please enter a valid number.",email:"Please enter a valid email.",phone:"Please enter a valid phone.",url:"Please enter a valid url.",confirm:"This field is different from %0",differs:"This value must be different of %0",length_str:"The length is incorrect, it must be between %0 and %1",length_fix:"The length is incorrect, it must be exactly %0 characters",lengthmax:"The length is incorrect, it must be at max %0",lengthmin:"The length is incorrect, it must be at least %0",checkbox:"Please check the box",radios:"Please select a radio",select:"Please choose a value"},regexp:{required:/[^.*]/,alpha:/^[a-z ._-]+$/i,alphanum:/^[a-z0-9 ._-]+$/i,digit:/^[-+]?[0-9]+$/,nodigit:/^[^0-9]+$/,number:/^[-+]?\d*\.?\d+$/,email:/^[a-z0-9._%-]+@[a-z0-9.-]+\.[a-z]{2,4}$/i,phone:/^[\d\s ().-]+$/,url:/^(http|https|ftp)\:\/\/[a-z0-9\-\.]+\.[a-z]{2,3}(:[a-z0-9]*)?\/?([a-z0-9\-\._\?\,\'\/\\\+&amp;%\$#\=~])*$/i}},initialize:function(C,A){if(this.form=$(C)){this.form.isValid=true;this.regex=["length"];this.setOptions(A);if(typeof (formcheckLanguage)!="undefined"){this.options.alerts=$merge(this.options.alerts,formcheckLanguage)}this.validations=[];this.alreadyIndicated=false;this.firstError=false;var B=new Hash(this.options.regexp);B.each(function(E,D){this.regex.push(D)},this);this.form.getElements("*[class*=validate]").each(function(D){this.register(D)},this);this.form.addEvents({submit:this.onSubmit.bind(this)});if(this.options.display.fixPngForIe){this.fixIeStuffs()}document.addEvent("mousewheel",function(){this.isScrolling=false}.bind(this))}},register:function(el){el.validation=[];el.getProperty("class").split(" ").each(function(classX){if(classX.match(/^validate(\[.+\])$/)){var validators=eval(classX.match(/^validate(\[.+\])$/)[1]);for(var i=0;i<validators.length;i++){el.validation.push(validators[i]);if(validators[i].match(/^confirm\[/)){var field=eval(validators[i].match(/^.+(\[.+\])$/)[1].replace(/([A-Z0-9\._-]+)/i,"'$1'"));if(this.form[field].validation.contains("required")){el.validation.push("required")}}}this.addListener(el)}},this)},dispose:function(A){this.validations.erase(A)},addListener:function(B){this.validations.push(B);B.errors=[];if(this.options.display.indicateErrorsInit){this.validations.each(function(C){if(!this.manageError(C,"submit")){this.form.isValid=false}},this);return true}if(B.validation[0]=="submit"){B.addEvent("click",function(C){this.onSubmit(C)}.bind(this));return true}if(this.isChildType(B)==false){B.addEvent("blur",function(){(function(){if(!this.fxRunning&&(B.element||this.options.display.showErrors==1)&&(this.options.display.checkValueIfEmpty||B.value)){this.manageError(B,"blur")}}.bind(this)).delay(100)}.bind(this))}else{if(this.isChildType(B)==true){var A=this.form.getElements('input[name="'+B.getProperty("name")+'"]');A.each(function(C){C.addEvent("blur",function(){(function(){if((B.element||this.options.display.showErrors==1)&&(this.options.display.checkValueIfEmpty||B.value)){this.manageError(B,"click")}}.bind(this)).delay(100)}.bind(this))},this)}}},validate:function(el){el.errors=[];el.isOk=true;if(!this.options.validateDisabled&&el.get("disabled")){return true}if(this.options.trimValue&&el.value){el.value=el.value.trim()}el.validation.each(function(rule){if(this.isChildType(el)){if(this.validateGroup(el)==false){el.isOk=false}}else{var ruleArgs=[];if(rule.match(/^.+\[/)){var ruleMethod=rule.split("[")[0];ruleArgs=eval(rule.match(/^.+(\[.+\])$/)[1].replace(/([A-Z0-9\._-]+)/i,"'$1'"))}else{var ruleMethod=rule}if(this.regex.contains(ruleMethod)&&el.get("tag")!="select"){if(this.validateRegex(el,ruleMethod,ruleArgs)==false){el.isOk=false}}if(ruleMethod=="confirm"){if(this.validateConfirm(el,ruleArgs)==false){el.isOk=false}}if(ruleMethod=="differs"){if(this.validateDiffers(el,ruleArgs)==false){el.isOk=false}}if(el.get("tag")=="select"||(el.type=="checkbox"&&ruleMethod=="required")){if(this.simpleValidate(el)==false){el.isOk=false}}if(rule.match(/%[A-Z0-9\._-]+$/i)||(el.isOk&&rule.match(/~[A-Z0-9\._-]+$/i))){if(eval(rule.slice(1)+"(el)")==false){el.isOk=false}}}},this);if(el.isOk){return true}else{return false}},simpleValidate:function(A){if(A.get("tag")=="select"&&A.selectedIndex<=0){A.errors.push(this.options.alerts.select);return false}else{if(A.type=="checkbox"&&A.checked==false){A.errors.push(this.options.alerts.checkbox);return false}}return true},validateRegex:function(C,B,D){var E="";if(D[1]&&B=="length"){if(D[1]==-1){this.options.regexp.length=new RegExp("^[\\s\\S]{"+D[0]+",}$");E=this.options.alerts.lengthmin.replace("%0",D[0])}else{if(D[0]==D[1]){this.options.regexp.length=new RegExp("^[\\s\\S]{"+D[0]+"}$");E=this.options.alerts.length_fix.replace("%0",D[0])}else{this.options.regexp.length=new RegExp("^[\\s\\S]{"+D[0]+","+D[1]+"}$");E=this.options.alerts.length_str.replace("%0",D[0]).replace("%1",D[1])}}}else{if(D[0]&&B=="length"){this.options.regexp.length=new RegExp("^.{0,"+D[0]+"}$");E=this.options.alerts.lengthmax.replace("%0",D[0])}else{E=this.options.alerts[B]}}if(D[1]&&B=="digit"){var A=true;if(!this.options.regexp.digit.test(C.value)){C.errors.push(this.options.alerts[B]);A=false}if(D[1]==-1){if(C.value>=D[0]){var F=true}else{var F=false}E=this.options.alerts.digitmin.replace("%0",D[0])}else{if(C.value>=D[0]&&C.value<=D[1]){var F=true}else{var F=false}E=this.options.alerts.digitltd.replace("%0",D[0]).replace("%1",D[1])}if(A==false||F==false){C.errors.push(E);return false}}else{if(this.options.regexp[B].test(C.value)==false){C.errors.push(E);return false}}return true},validateConfirm:function(B,C){var A=C[0];if(B.value!=this.form[A].value){if(this.options.display.titlesInsteadNames){var D=this.options.alerts.confirm.replace("%0",this.form[A].getProperty("title"))}else{var D=this.options.alerts.confirm.replace("%0",A)}B.errors.push(D);return false}return true},validateDiffers:function(A,C){var B=C[0];if(A.value==this.form[B].value){if(this.options.display.titlesInsteadNames){var D=this.options.alerts.differs.replace("%0",this.form[B].getProperty("title"))}else{var D=this.options.alerts.differs.replace("%0",B)}A.errors.push(D);return false}return true},isChildType:function(A){return($defined(A.type)&&A.type=="radio")?true:false},validateGroup:function(D){D.errors=[];var A=this.form[D.getProperty("name")];D.group=A;var C=false;for(var B=0;B<A.length;B++){if(A[B].checked){C=true}}if(C==false){D.errors.push(this.options.alerts.radios);return false}else{return true}},listErrorsAtTop:function(A){if(!this.form.element){this.form.element=new Element("div",{id:"errorlist","class":this.options.errorClass}).injectTop(this.form)}if($type(A)=="collection"){new Element("p").set("html","<span>"+A[0].name+" : </span>"+A[0].errors[0]).injectInside(this.form.element)}else{if((A.validation.contains("required")&&A.errors.length>0)||(A.errors.length>0&&A.value&&A.validation.contains("required")==false)){A.errors.each(function(B){new Element("p").set("html","<span>"+A.name+" : </span>"+B).injectInside(this.form.element)},this)}}},manageError:function(A,C){var B=this.validate(A);if((!B&&A.validation.flatten()[0].contains("confirm["))||(!B&&A.validation.contains("required"))||(!A.validation.contains("required")&&A.value&&!B)){if(this.options.display.listErrorsAtTop==true&&C=="submit"){this.listErrorsAtTop(A,C)}if(this.options.display.indicateErrors==2||this.alreadyIndicated==false||A.name==this.alreadyIndicated.name){if(!this.firstError){this.firstError=A}this.alreadyIndicated=A;if(this.options.display.keepFocusOnError&&A.name==this.firstError.name){(function(){A.focus()}).delay(20)}this.addError(A);return false}}else{if((B||(!A.validation.contains("required")&&!A.value))&&A.element){this.removeError(A);return true}}return true},addError:function(C){if(!C.element&&this.options.display.indicateErrors!=0){if(this.options.display.errorsLocation==1){var E=(this.options.display.tipsPosition=="left")?C.getCoordinates().left:C.getCoordinates().right;var B={opacity:0,position:"absolute","float":"left",left:E+this.options.display.tipsOffsetX};C.element=new Element("div",{"class":this.options.tipsClass,styles:B}).injectInside(document.body);this.addPositionEvent(C)}else{if(this.options.display.errorsLocation==2){C.element=new Element("div",{"class":this.options.errorClass,styles:{opacity:0}}).injectBefore(C)}else{if(this.options.display.errorsLocation==3){C.element=new Element("div",{"class":this.options.errorClass,styles:{opacity:0}});if($type(C.group)=="object"||$type(C.group)=="collection"){C.element.injectAfter(C.group[C.group.length-1])}else{C.element.injectAfter(C)}}}}}if(C.element&&C.element!=true){C.element.empty();if(this.options.display.errorsLocation==1){var D=[];C.errors.each(function(F){D.push(new Element("p").set("html",F))});var A=this.makeTips(D).injectInside(C.element);if(this.options.display.closeTipsButton){A.getElements("a.close").addEvent("mouseup",function(){this.removeError(C)}.bind(this))}C.element.setStyle("top",C.getCoordinates().top-A.getCoordinates().height+this.options.display.tipsOffsetY)}else{C.errors.each(function(F){new Element("p").set("html",F).injectInside(C.element)})}if(!this.options.display.fadeDuration||Browser.Engine.trident&&Browser.Engine.version==5&&this.options.display.errorsLocation<2){C.element.setStyle("opacity",1)}else{C.fx=new Fx.Tween(C.element,{duration:this.options.display.fadeDuration,ignore:true,onStart:function(){this.fxRunning=true}.bind(this),onComplete:function(){this.fxRunning=false;if(C.element&&C.element.getStyle("opacity").toInt()==0){C.element.destroy();C.element=false}}.bind(this)});if(C.element.getStyle("opacity").toInt()!=1){C.fx.start("opacity",1)}}}if(this.options.display.addClassErrorToField&&this.isChildType(C)==false){C.addClass(this.options.fieldErrorClass);C.element=C.element||true}},addPositionEvent:function(A){if(this.options.display.replaceTipsEffect){A.event=function(){new Fx.Morph(A.element,{duration:this.options.display.fadeDuration}).start({left:[A.element.getStyle("left"),A.getCoordinates().right+this.options.display.tipsOffsetX],top:[A.element.getStyle("top"),A.getCoordinates().top-A.element.getCoordinates().height+this.options.display.tipsOffsetY]})}.bind(this)}else{A.event=function(){A.element.setStyles({left:A.getCoordinates().right+this.options.display.tipsOffsetX,top:A.getCoordinates().top-A.element.getCoordinates().height+this.options.display.tipsOffsetY})}.bind(this)}window.addEvent("resize",A.event)},removeError:function(A){this.alreadyIndicated=false;A.errors=[];A.isOK=true;window.removeEvent("resize",A.event);if(this.options.display.errorsLocation>=2&&A.element){new Fx.Tween(A.element,{duration:this.options.display.fadeDuration}).start("height",0)}if(!this.options.display.fadeDuration||Browser.Engine.trident&&Browser.Engine.version==5&&this.options.display.errorsLocation==1&&A.element){this.fxRunning=true;A.element.destroy();A.element=false;(function(){this.fxRunning=false}.bind(this)).delay(200)}else{if(A.element&&A.element!=true){A.fx.start("opacity",0)}}if(this.options.display.addClassErrorToField&&!this.isChildType(A)){A.removeClass(this.options.fieldErrorClass)}},focusOnError:function(B){if(this.options.display.scrollToFirst&&!this.alreadyFocused&&!this.isScrolling){if(!this.options.display.indicateErrors||!this.options.display.errorsLocation){var A=B.getCoordinates().top-30}else{if(this.alreadyIndicated.element){switch(this.options.display.errorsLocation){case 1:var A=B.element.getCoordinates().top;break;case 2:var A=B.element.getCoordinates().top-30;break;case 3:var A=B.getCoordinates().top-30;break}this.isScrolling=true}}if(window.getScroll.y!=A){new Fx.Scroll(window,{onComplete:function(){this.isScrolling=false;B.focus()}.bind(this)}).start(0,A)}else{this.isScrolling=false;B.focus()}this.alreadyFocused=true}},fixIeStuffs:function(){if(Browser.Engine.trident4){var F=new RegExp("url\\(([.a-zA-Z0-9_/:-]+.png)\\)");var H=new RegExp("(.+)formcheck.css");for(var C=0;C<document.styleSheets.length;C++){if(document.styleSheets[C].href.match(/formcheck\.css$/)){var E=document.styleSheets[C].href.replace(H,"$1");var D=document.styleSheets[C].rules.length;for(var B=0;B<D;B++){var I=document.styleSheets[C].rules[B].style;var G=E+I.backgroundImage.replace(F,"$1");if(G&&G.match(/\.png/i)){var A=(I.backgroundRepeat=="no-repeat")?"crop":"scale";I.filter="progid:DXImageTransform.Microsoft.AlphaImageLoader(enabled=true, src='"+G+"', sizingMethod='"+A+"')";I.backgroundImage="none"}}}}}},makeTips:function(C){var E=new Element("table");E.cellPadding="0";E.cellSpacing="0";E.border="0";var D=new Element("tbody").injectInside(E);var B=new Element("tr").injectInside(D);new Element("td",{"class":"tl"}).injectInside(B);new Element("td",{"class":"t"}).injectInside(B);new Element("td",{"class":"tr"}).injectInside(B);var H=new Element("tr").injectInside(D);new Element("td",{"class":"l"}).injectInside(H);var A=new Element("td",{"class":"c"}).injectInside(H);var G=new Element("div",{"class":"err"}).injectInside(A);C.each(function(I){I.injectInside(G)});if(this.options.display.closeTipsButton){new Element("a",{"class":"close"}).injectInside(A)}new Element("td",{"class":"r"}).injectInside(H);var F=new Element("tr").injectInside(D);new Element("td",{"class":"bl"}).injectInside(F);new Element("td",{"class":"b"}).injectInside(F);new Element("td",{"class":"br"}).injectInside(F);return E},reinitialize:function(){this.validations.each(function(A){if(A.element){A.errors=[];A.isOK=true;if(this.options.display.flashTips==1){A.element.destroy();A.element=false}}},this);if(this.form.element){this.form.element.empty()}this.alreadyFocused=false;this.firstError=false;this.elementToRemove=this.alreadyIndicated;this.alreadyIndicated=false;this.form.isValid=true},submitByAjax:function(){var A=this.form.getProperty("action");this.fireEvent("ajaxRequest");new Request({url:A,method:this.form.getProperty("method"),data:this.form.toQueryString(),evalScripts:this.options.ajaxEvalScripts,onFailure:function(B){this.fireEvent("ajaxFailure",B)}.bind(this),onSuccess:function(B){this.fireEvent("ajaxSuccess",B);if(this.options.ajaxResponseDiv){$(this.options.ajaxResponseDiv).set("html",B)}}.bind(this)}).send()},onSubmit:function(A){this.reinitialize();this.validations.each(function(C){var B=this.manageError(C,"submit");if(!B){this.form.isValid=false}},this);if(this.form.isValid){if(this.options.submitByAjax){new Event(A).stop();this.submitByAjax()}}else{new Event(A).stop();if(this.elementToRemove&&this.elementToRemove!=this.firstError&&this.options.display.indicateErrors==1){this.removeError(this.elementToRemove)}this.focusOnError(this.firstError)}}});*/