function ajaxrolando(){
	alert('ajax');
}

var READY_STATE_UNINITIALIZED=0;
var READY_STATE_LOADING=1;
var READY_STATE_LOADED=2;
var READY_STATE_INTERACTIVE=3;
var READY_STATE_COMPLETE=4;
var req;

function getInputValue(input){
	if(input && input.type == 'checkbox'){
		return input.checked;
	} else {
		return input.value;
	}
}


function ajaxcallerrorcallback(request){
	alert('Erro ao executar ajax!\n'+request.status + ' - '+request.statusText);
	document.write(request.responseText);
}

function sendRequest(url,params,HttpMethod, callbackfunction1, errorcallback){
	if (!HttpMethod){
		HttpMethod="POST";
	}
	if(callbackfunction1){
		var request = getXMLHTTPRequest();
		request.onreadystatechange = function innerFunctionOnReadyStateChangeWithCallback(){
			var ready = request.readyState;
			var data = null;
			if(ready == READY_STATE_COMPLETE) {
				data = request.responseText;
				if(request){
					if(request.status && request.status == 200){
						callbackfunction1(data);				
					} else {
						if(callbackfunction1.onerror){
							callbackfunction1.onerror(request);
						} else if(errorcallback){
							errorcallback(request);
						} else {
							callbackfunction1(data);
						}
					}
				}
				if(neofecharcarregando) neofecharcarregando();
			} else if(ready != READY_STATE_COMPLETE){
				if(neoabrircarregando) neoabrircarregando();
			}
		};
		request.open(HttpMethod, url, true);
	//	request.setRequestHeader("Content-Type","application/x-www-form-urlencoded; charset=ISO-8859-1");
		request.setRequestHeader("Content-Type","application/x-www-form-urlencoded; charset=UTF-8");
		request.send(params);
	} else {
		req=getXMLHTTPRequest();
		if (req){
			if((callbackfunction1 == null) == true){
				req.onreadystatechange = onReadyStateChange;			
			} else {
				req.onreadystatechange = function onReadyStateChangeWithCallback(){
					if(req){
						var ready=req.readyState;
						var data=null;
						if (ready==READY_STATE_COMPLETE){
							data=req.responseText;
							callbackfunction1(data);
							if(neofecharcarregando) neofecharcarregando();	
						} else {
							data="loading...["+ready+"]";
							if(neoabrircarregando) neoabrircarregando();
						}
					}
				};
			}
	
			req.open(HttpMethod,url,true);
			req.setRequestHeader("Content-Type","application/x-www-form-urlencoded; charset=ISO-8859-1");
			req.send(params);
		}
	}
}

function getXMLHTTPRequest() {
	var xRequest=null;
	if (window.XMLHttpRequest) {
		xRequest=new XMLHttpRequest();
	} else if (typeof ActiveXObject != "undefined"){
		xRequest=new ActiveXObject("Microsoft.XMLHTTP");
	}
	return xRequest;
}

var callbackFunction;

function onReadyStateChange(){
	if(req){
		var ready=req.readyState;
		var data=null;
		if (ready==READY_STATE_COMPLETE){
			data=req.responseText;
			if(callbackFunction){
				callbackFunction(data);		
			}
		} else {
			data="loading...["+ready+"]";
		}
	}
}

function addItensToCombo(combo, lista, holdingValue){
	var selectedOp;
	if(holdingValue){
		selectedOp = combo.options[0];
	}
	if(combo.type == 'select-multiple'){
		holdingValue = false;
	}
	var valorMantido = false;
	for(i in lista){
		combo.options.add(new Option(lista[i][1], lista[i][0]));
		if(holdingValue && combo.options[combo.options.length - 1].value == selectedOp.value){
			combo.options[combo.options.length - 1].selected = true;
			combo.options.remove(0);
			valorMantido = true;
		}
	}
	if(holdingValue && !valorMantido && combo.options.length > 0 && combo.options[0].value != '<null>'){
		combo.options.remove(0);		
	}
	return valorMantido;
}
var nowLoadingItens = new Array();
var ajaxLoadComboLoading = new Array();

function ajaxLoadCombo(appname, combo, type, loadfunction, listaClasses, listaParametros, label, parentValue){
	var params = 
			'parentValue='+parentValue + '&' +
			'label='+label + '&' +
			'type='+type + '&' +
			'loadFunction='+loadfunction + '&' +
			'listaParametros='+listaParametros + '&' +
			'listaClasses='+listaClasses
		;
	var callback = function(data){
		eval(data);
		for(var i = 0; i < ajaxLoadComboLoading.length; i++){
			if(ajaxLoadComboLoading[i] == params){
				ajaxLoadComboLoading.splice(i,1);
			}
		}
		try {
			lista;
		}catch(e){
			lista = [];
		}
		combo.setItens(lista);
	};

	for(var i = 0; i < ajaxLoadComboLoading.length; i++){
		if(ajaxLoadComboLoading[i] == params){
			return;
		}
	}
	ajaxLoadComboLoading.push(params);
	sendRequest(appname+'/ajax/combo', params, 'POST', callback);
}



function ItemToLoad(formname, property){
	this.formname = formname;
	this.property = property;
}

function registerLoad(formname, property){
	for(var i = 0; i < nowLoadingItens.length; i++){
		if(nowLoadingItens[i].property == property){
			return;
		}
	}
	nowLoadingItens.push(new ItemToLoad(formname, property));
	loadItensInStack();
}

function loadItensInStack(){
	while(nowLoadingItens.length > 0){
		var nowLoading = nowLoadingItens.pop();
		var formulario = eval(nowLoading.formname);
		formulario[nowLoading.property].loadItens();
	}
}

/*
function ajaxLoadCombo(appname, formname, type, comboname, label, findBy, findByValue, loadFunction, includeBlank, listaParametros, listaClasses, func, onloaditens, autosugest){
	//alert('form: '+formname+' using ajax to load \''+comboname+'\' of type \''+type+'\' ... '+findBy+'='+findByValue+'\nUsing function: '+loadFunction);
	try{	
		//eval(func+'_lock()');
		//lockAll(formname, true);
		window.status = 'Lendo informações... Aguarde!';
		callbackFunction = function(data){
			try{
				//eval(func+'_unlock()');
				//lockAll(formname, false);
				window.status = 'Carregando informações...';
				eval(data);
				try {
					lista;
				}catch(e){
					lista = [];
				}
				var combo = eval(formname)[comboname];
				//alert(combo);
				if(includeBlank){
				//	combo.add(new Option('', '<null>'));
				}
				var temitens = lista.length > 0;
				for(i in lista){
					combo.options.add(new Option(lista[i][1], lista[i][0]));
				}
				if(!includeBlank && temitens){
					if(combo.onchange){
						combo.onchange();
					}
				} else {
					if(autosugest){
						if(lista.length == 1){
							combo.value = lista[0][0];
							combo.onchange();
						}
					}
				}
				window.status = 'Concluído';
			}catch(e){
				alert('Erro ao executar callback: '+e.message);
				throw e;
			}
			try {
				eval(onloaditens);			
			}catch(e){
				alert('Erro ao executar onloaditens: '+e.message);
				throw e;
			}

		};
		if(loadFunction == 'null'){
			loadFunction = '<null>';
		}
		var params = 
			'form='+formname + '&' +
			'type='+type + '&' +
			'name='+comboname + '&' +
			'label='+label + '&' +
			'parentName='+findBy + '&' +
			'parentValue='+findByValue + '&' +
			'loadFunction='+loadFunction + '&' +
			'listaParametros='+listaParametros + '&' +
			'listaClasses='+listaClasses
		;
		sendRequest(appname+'/ajax/combo',params);
	}catch(e){
		alert('Erro ao executar ajaxLoadCombo: '+e.message);
	}
}
*/
function lockAll(formname, lock) {
	var formulario = eval(formname);
	var el = formulario.elements;
	for(var i = 0; i < el.length; i+=1){
		el[i].disabled = lock;
	}
}