// ===================================================================
// Author: Matt Kruse <matt@mattkruse.com>
// WWW: http://www.mattkruse.com/
//
// NOTICE: You may use this code for any purpose, commercial or
// private, without any further permission from the author. You may
// remove this notice from your final code if you wish, however it is
// appreciated by the author if at least my web site address is kept.
//
// You may *NOT* re-distribute this code in any way except through its
// use. That means, you can include it in your product, or your web
// site, or any other form where the code is actually being used. You
// may not put the plain javascript up on your site for download or
// include it in your javascript libraries for download. 
// If you wish to share this code with others, please just point them
// to the URL instead.
// Please DO NOT link directly to my .js files from your site. Copy
// the files to your server and use them there. Thank you.
// ===================================================================




var dynamicOptionListCount=0;
var dynamicOptionListObjects = new Array();

function initDynamicOptionLists(){

	nascondi("L_CAT2");nascondi("L_CAT3");nascondi("L_CAT4");nascondi("L_CAT5");nascondi("L_CAT6");nascondi("L_ImgFineSelectCat");
	
	for(var i=0;i<dynamicOptionListObjects.length;i++){
		var dol = dynamicOptionListObjects[i];
		if(dol.formName!=null){
			dol.form = document.forms[dol.formName];
		}else if(	dol.formIndex!=null){
			dol.form = document.forms[dol.formIndex];
		}else{
			var name = dol.fieldNames[0][0];
			for(var f=0;f<document.forms.length;f++){
				if(typeof(document.forms[f][name])!="undefined"){
					dol.form = document.forms[f];break;
				}
			}
		}
		for(var j=0;j<dol.fieldNames.length;j++){
			for(var k=0;k<dol.fieldNames[j].length-1;k++){
				var selObj = dol.form[dol.fieldNames[j][k]];
					if(typeof(selObj)=="undefined"){
						alert("Select box named "+dol.fieldNames[j][k]+" could not be found in the form. Init aborted");
						return;
					}
				if(k==0){
					if(selObj.options!=null){
						for(l=0;l<selObj.options.length;l++){
							var sopt = selObj.options[l];
							var m = dol.findMatchingOptionInArray(dol.options,sopt.text,sopt.value,false);
							if(m!=null){
								var reselectForNN6 = sopt.selected;
								var m2 = new Option(sopt.text, sopt.value, sopt.defaultSelected, sopt.selected);
								m2.selected = sopt.selected;m2.defaultSelected = sopt.defaultSelected;m2.DOLOption = m;
								selObj.options[l] = m2;selObj.options[l].selected = reselectForNN6;
							}
						}
					}
				}
				if(selObj.onchange==null){
					selObj.onchange = new Function("dynamicOptionListObjects["+dol.index+"].change(this)");
				}
			}
		}
	}
resetDynamicOptionLists();
}


function DOLOption(text,value,defaultSelected,selected){

	this.text = text;
	this.value = value;
	this.defaultSelected = defaultSelected;
	this.selected = selected;
	this.options = new Array();
	return this;
}

function DynamicOptionList(){
	this.form = null;
	this.options = new Array();
	this.longestString = new Array();
	this.numberOfOptions = new Array();
	this.currentNode = null;
	this.currentField = null;
	this.currentNodeDepth = 0;
	this.fieldNames = new Array();
	this.formIndex = null;
	this.formName = null;
	this.fieldListIndexes = new Object();
	this.fieldIndexes = new Object();
	this.selectFirstOption = false;
	this.longestString = new Array();
	this.values = new Object();
	this.forValue = DOL_forValue;
	this.forText = DOL_forText;
	this.forField = DOL_forField;
	this.forX = DOL_forX;
	this.addOptions = DOL_addOptions;
	this.addOptionsTextValue = DOL_addOptionsTextValue;
	this.setDefaultOptions = DOL_setDefaultOptions;
	this.setValues = DOL_setValues;
	this.setValue = DOL_setValues;
	this.setFormIndex = DOL_setFormIndex;
	this.setFormName = DOL_setFormName;
	this.printOptions = DOL_printOptions;
	this.addDependentFields = DOL_addDependentFields;
	this.change = DOL_change;
	this.child = DOL_child;
	this.selectChildOptions = DOL_selectChildOptions;
	this.populateChild = DOL_populateChild;
	this.change = DOL_change;
	this.addNewOptionToList = DOL_addNewOptionToList;
	this.findMatchingOptionInArray = DOL_findMatchingOptionInArray;
	if(arguments.length > 0){
		for(var i=0;i<arguments.length;i++){
			this.fieldListIndexes[arguments[i].toString()] = this.fieldNames.length;this.fieldIndexes[arguments[i].toString()] = i;
		}
		this.fieldNames[this.fieldNames.length] = arguments;
	}
	this.index = window.dynamicOptionListCount++;
	window["dynamicOptionListObjects"][this.index] = this;
	
}

function DOL_findMatchingOptionInArray(a,text,value,exactMatchRequired){

	if(a==null || typeof(a)=="undefined"){
		return null;
	}
	var value_match = null;
	var text_match = null;
	for(var i=0;i<a.length;i++){
		var opt = a[i];
		if(opt.value==value && opt.text==text){
			return opt;
		}
		if(!exactMatchRequired){
			if(value_match==null && value!=null && opt.value==value){
				value_match = opt;
			}
			if(text_match==null && text!=null && opt.text==text){
				text_match = opt;
			}
		}
	}
	return(value_match!=null)?value_match:text_match;
}

function DOL_forX(s,type){

	if(this.currentNode==null){
		this.currentNodeDepth=0;
	}
	var useNode =(this.currentNode==null)?this:this.currentNode;
	var o = this.findMatchingOptionInArray(useNode["options"],(type=="text")?s:null,(type=="value")?s:null,false);
	if(o==null){
		o = new DOLOption(null,null,false,false);
		o[type] = s;
		useNode.options[useNode.options.length] = o;
	}
	this.currentNode = o;
	this.currentNodeDepth++;
	return this;
}

function DOL_forValue(s){return this.forX(s,"value");	}

function DOL_forText(s){return this.forX(s,"text");}

function DOL_forField(f){this.currentField = f;return this;}




function DOL_addNewOptionToList(a, text, value, defaultSelected){
	var o = new DOLOption(text,value,defaultSelected,false);
	if(a==null){
		a = new Array();
	}
	for(var i=0;i<a.length;i++){
		if(a[i].text==o.text && a[i].value==o.value){
			if(o.selected){
				a[i].selected=true;
			}
			if(o.defaultSelected){
				a[i].defaultSelected = true;
			}
			return a;
		}
	}
	a[a.length] = o;
}

function DOL_addOptions(){
	if(this.currentNode==null){
		this.currentNode = this;
	}
	if(this.currentNode["options"] == null){
		this.currentNode["options"] = new Array();
	}
	for(var i=0;i<arguments.length;i++){
		var text = arguments[i];
		this.addNewOptionToList(this.currentNode.options,text,text,false);
		if(typeof(this.numberOfOptions[this.currentNodeDepth])=="undefined"){
			this.numberOfOptions[this.currentNodeDepth]=0;
		}
		if(this.currentNode.options.length > this.numberOfOptions[this.currentNodeDepth]){
			this.numberOfOptions[this.currentNodeDepth] = this.currentNode.options.length;
		}
		if(typeof(this.longestString[this.currentNodeDepth])=="undefined" ||(text.length > this.longestString[this.currentNodeDepth].length)){
			this.longestString[this.currentNodeDepth] = text;
		}
	}
	this.currentNode = null;
	this.currentNodeDepth = 0;
	}

function DOL_addOptionsTextValue(){


	if(this.currentNode==null){
		this.currentNode = this;
	}
	if(this.currentNode["options"] == null){
		this.currentNode["options"] = new Array();
	}
	for(var i=0;i<arguments.length;i++){
		var text = arguments[i++];
		var value = arguments[i];
		this.addNewOptionToList(this.currentNode.options,text,value,false);
		if(typeof(this.numberOfOptions[this.currentNodeDepth])=="undefined"){
			this.numberOfOptions[this.currentNodeDepth]=0;
		}
		if(this.currentNode.options.length > this.numberOfOptions[this.currentNodeDepth]){
			this.numberOfOptions[this.currentNodeDepth] = this.currentNode.options.length;
		}
		if(typeof(this.longestString[this.currentNodeDepth])=="undefined" ||(text.length > this.longestString[this.currentNodeDepth].length)){
			this.longestString[this.currentNodeDepth] = text;
		}
	}
	this.currentNode = null;
	this.currentNodeDepth = 0;
}

function DOL_child(obj){
	var listIndex = this.fieldListIndexes[obj.name];
	var index = this.fieldIndexes[obj.name];
	if(index <(this.fieldNames[listIndex].length-1)){
		return this.form[this.fieldNames[listIndex][index+1]];
	}
	return null;
}

function DOL_setDefaultOptions(){
	if(this.currentNode==null){
		this.currentNode = this;
	}
	for(var i=0;i<arguments.length;i++){
		var o = this.findMatchingOptionInArray(this.currentNode.options,null,arguments[i],false);
		if(o!=null){
			o.defaultSelected = true;
		}
	}
	this.currentNode = null;
}

function DOL_setValues(){
	if(this.currentField==null){
	alert("Can't call setValues() without using forField() first!");
	return;
	}
	
	if(typeof(this.values[this.currentField])=="undefined"){
		this.values[this.currentField] = new Object();
	}
	for(var i=0;i<arguments.length;i++){
		this.values[this.currentField][arguments[i]] = true;
	}
	this.currentField = null;
}

function DOL_setFormIndex(i){this.formIndex = i;}

function DOL_setFormName(n){this.formName = n;}

function DOL_printOptions(name){
	if((navigator.appName == 'Netscape') &&(parseInt(navigator.appVersion) <= 4)){
		var index = this.fieldIndexes[name];
		var ret = "";
		if(typeof(this.numberOfOptions[index])!="undefined"){
			for(var i=0;i<this.numberOfOptions[index];i++){
			ret += "<OPTION>";
			}
		}
		ret += "<OPTION>";
		if(typeof(this.longestString[index])!="undefined"){
			for(var i=0;i<this.longestString[index].length;i++){ret += "_";}
		}
		document.writeln(ret);
		}
	}

function DOL_addDependentFields(){
	for(var i=0;i<arguments.length;i++){
		this.fieldListIndexes[arguments[i].toString()] = this.fieldNames.length;
		this.fieldIndexes[arguments[i].toString()] = i;
	}
	this.fieldNames[this.fieldNames.length] = arguments;
}

function DOL_change(obj, usePreselected){

	if(usePreselected==null || typeof(usePreselected)=="undefined"){
		usePreselected = false;
	}
	var changedListIndex = this.fieldListIndexes[obj.name];
	var changedIndex = this.fieldIndexes[obj.name];
	var child = this.child(obj);
	if(child == null){
		return;
	}
	if(child.options!=null){
		child.options.length=0;
	}

	
	if(obj.options!=null && obj.options.length>0 && obj.selectedIndex>=0){
		document.FormSchedaAnnuncio.IdCategoria.value = obj.value;		
		var o = obj.options[obj.selectedIndex];
		this.populateChild(o.DOLOption,child,usePreselected);
		this.selectChildOptions(child,usePreselected);
	}
	
	this.change(child,usePreselected);
}




function DOL_populateChild(dolOption,childSelectObj,usePreselected){

	if(dolOption!=null && dolOption.options!=null){
		for(var j=0;j<dolOption.options.length;j++){
			var srcOpt = dolOption.options[j];
			if(childSelectObj.options==null){
				childSelectObj.options = new Array();
			}
			var duplicate = false;
			var preSelectedExists = false;
			for(var k=0;k<childSelectObj.options.length;k++){
				var csi = childSelectObj.options[k];
				if(csi.text==srcOpt.text && csi.value==srcOpt.value){
					duplicate = true;
					break;
				}
			}
			if(!duplicate){
				var newopt = new Option(srcOpt.text, srcOpt.value, false, false);
				newopt.selected = false;
				newopt.defaultSelected = false;
				newopt.DOLOption = srcOpt;
				childSelectObj.options[childSelectObj.options.length] = newopt;
			}
		}
	}

}

function DOL_selectChildOptions(obj,usePreselected){
	var TestoCat;
	
	VerificoCategoriaSelezionata();

	nascondi("DivErroreClassificazione");
	
	if( obj.options.length == 0){
	
		if( obj.name == "CAT2" ){
			nascondi("L_CAT2");nascondi("L_CAT3");nascondi("L_CAT4");nascondi("L_CAT5");nascondi("L_CAT6");
		}
		if( obj.name == "CAT3" ){
			nascondi("L_CAT3");nascondi("L_CAT4");nascondi("L_CAT5");nascondi("L_CAT6");	
		}
		if( obj.name == "CAT4" ){
			nascondi("L_CAT4");nascondi("L_CAT5");nascondi("L_CAT6");	
		}
		if( obj.name == "CAT5" ){
			nascondi("L_CAT5");nascondi("L_CAT6");	
		}
		if( obj.name == "CAT6" ){
			nascondi("L_CAT6");	
		}
		mostra("L_ImgFineSelectCat");
	}else{
		mostra("L_"+obj.name);
		nascondi("L_ImgFineSelectCat");
	}


	if( obj.name == "CAT1" ){
		nascondi("L_CAT2");nascondi("L_CAT3");nascondi("L_CAT4");nascondi("L_CAT5");nascondi("L_CAT6");	
	}else if( obj.name == "CAT2" ){
		TestoCat = document.FormSchedaAnnuncio.CAT1.options[document.FormSchedaAnnuncio.CAT1.selectedIndex].text;
		nascondi("L_CAT3");nascondi("L_CAT4");nascondi("L_CAT5");nascondi("L_CAT6");	
	}else if( obj.name == "CAT3" ){
		TestoCat = document.FormSchedaAnnuncio.CAT1.options[document.FormSchedaAnnuncio.CAT1.selectedIndex].text+document.FormSchedaAnnuncio.CAT2.options[document.FormSchedaAnnuncio.CAT2.selectedIndex].text;
		nascondi("L_CAT4");nascondi("L_CAT5");nascondi("L_CAT6");	
	}else if( obj.name == "CAT4" ){
		TestoCat = document.FormSchedaAnnuncio.CAT1.options[document.FormSchedaAnnuncio.CAT1.selectedIndex].text+document.FormSchedaAnnuncio.CAT2.options[document.FormSchedaAnnuncio.CAT2.selectedIndex].text+document.FormSchedaAnnuncio.CAT3.options[document.FormSchedaAnnuncio.CAT3.selectedIndex].text;
		nascondi("L_CAT5");nascondi("L_CAT6");	
	}else if( obj.name == "CAT5" ){
		TestoCat = document.FormSchedaAnnuncio.CAT1.options[document.FormSchedaAnnuncio.CAT1.selectedIndex].text+document.FormSchedaAnnuncio.CAT2.options[document.FormSchedaAnnuncio.CAT2.selectedIndex].text+document.FormSchedaAnnuncio.CAT3.options[document.FormSchedaAnnuncio.CAT3.selectedIndex].text+document.FormSchedaAnnuncio.CAT4.options[document.FormSchedaAnnuncio.CAT4.selectedIndex].text;
		nascondi("L_CAT6");	
	}else if( obj.name == "CAT6" ){
		TestoCat = document.FormSchedaAnnuncio.CAT1.options[document.FormSchedaAnnuncio.CAT1.selectedIndex].text+document.FormSchedaAnnuncio.CAT2.options[document.FormSchedaAnnuncio.CAT2.selectedIndex].text+document.FormSchedaAnnuncio.CAT3.options[document.FormSchedaAnnuncio.CAT3.selectedIndex].text+document.FormSchedaAnnuncio.CAT4.options[document.FormSchedaAnnuncio.CAT4.selectedIndex].text+document.FormSchedaAnnuncio.CAT5.options[document.FormSchedaAnnuncio.CAT5.selectedIndex].text;
	}else{
		TestoCat = document.FormSchedaAnnuncio.CAT1.options[document.FormSchedaAnnuncio.CAT1.selectedIndex].text+document.FormSchedaAnnuncio.CAT2.options[document.FormSchedaAnnuncio.CAT2.selectedIndex].text+document.FormSchedaAnnuncio.CAT3.options[document.FormSchedaAnnuncio.CAT3.selectedIndex].text+document.FormSchedaAnnuncio.CAT4.options[document.FormSchedaAnnuncio.CAT4.selectedIndex].text+document.FormSchedaAnnuncio.CAT5.options[document.FormSchedaAnnuncio.CAT5.selectedIndex].text+document.FormSchedaAnnuncio.CAT6.options[document.FormSchedaAnnuncio.CAT6.selectedIndex].text;
	}


//document.FormSchedaAnnuncio.TestoCategoria.value = TestoCat;
document.getElementById("TestoCategoriachange").innerHTML = TestoCat;

	var values = this.values[obj.name];
	var preselectedExists = false;
	if(usePreselected && values!=null && typeof(values)!="undefined"){

		for(var i=0;i<obj.options.length;i++){
			var v = obj.options[i].value;
			if(v!=null && values[v]!=null && typeof(values[v])!="undefined"){
				preselectedExists = true;
				break;
			}
		}
	}
	var atLeastOneSelected = false;
	for(var i=0;i<obj.options.length;i++){
		
		var o = obj.options[i];
		if(preselectedExists && o.value!=null && values[o.value]!=null && typeof(values[o.value])!="undefined"){
			o.selected = true;
			atLeastOneSelected = true;
			
		}else if(!preselectedExists && o.DOLOption!=null && o.DOLOption.defaultSelected){	
			o.selected = true;
			atLeastOneSelected = true;
		}else{
			o.selected = false;
		}
	}
	if(this.selectFirstOption && !atLeastOneSelected && obj.options.length>0){
		obj.options[0].selected = true;
	}else if( !atLeastOneSelected &&  obj.type=="select-one"){
		obj.selectedIndex = -1;
	}
}



function VerificoCategoriaSelezionata(){

	//var ValoreIdCat = document.FormSchedaAnnuncio.IdCat.value;
	var ValoreIdCat = document.FormSchedaAnnuncio.IdCategoria.value;
	var RegExpCatAuto1 = new RegExp("^3-0$");
	var RegExpCatAuto2 = new RegExp("^3-0-");
	
	var RegExpCatBarche1 = new RegExp("^19-4$");
	var RegExpCatBarche2 = new RegExp("^19-4-");
	

	mostra("DettagliGenerico");
	if ( RegExpCatAuto1.test(ValoreIdCat) || RegExpCatAuto2.test(ValoreIdCat)  ) {
		document.getElementById("FormAuto").style.display="inline";
		nascondi("DettagliGenerico");

		
	}else if( RegExpCatBarche1.test(ValoreIdCat) || RegExpCatBarche2.test(ValoreIdCat) ){
		document.getElementById("FormAuto").style.display="none";
	
	}else{
		document.getElementById("FormAuto").style.display="none";	
	}


}