function getY( oElement ){

    var iReturnValue = 0;

    while( oElement != null ) {

        iReturnValue += oElement.offsetTop;

        oElement = oElement.offsetParent;

    }

return iReturnValue;

}



function getX( oElement ){

var iReturnValue = 0;

    while( oElement != null ) {

        iReturnValue += oElement.offsetLeft;

        oElement = oElement.offsetParent;

    }

return iReturnValue;

}





var metodoAjax = 'GET';

var Altura_dos_Elementos = 21;



function CreateAjax (){

  if (document.getElementById) {

    return (window.ActiveXObject) ? new ActiveXObject("Microsoft.XMLHTTP") : new XMLHttpRequest();

  }

return false;

}



function preencherDados(url,id) {

var x = CreateAjax();



  if (x) {

  el = document.getElementById(id);



    x.onreadystatechange = function() {

	  if(x.readyState == 1) { // Quando estiver carregando, exibe: carregando...

			el.value = "<center>Carregando...</center>";

	  }

      if (x.readyState == 4 && x.status == 200) {

		el.value = x.responseText;

      }

    }

    x.open(metodoAjax, url, true);

    x.send(null);

  }

}



function ajaxLoader(url,id) {

var x = CreateAjax();



  if (x) {

  el = document.getElementById(id);

  

    x.onreadystatechange = function() {

	  if(x.readyState == 1) { // Quando estiver carregando, exibe: carregando...

			el.innerHTML = "";

	  }

      if (x.readyState == 4 && x.status == 200) {

		el.innerHTML = x.responseText;

		if (el.style.display != 'inline') {el.style.display = 'inline'};

      }

    }

    x.open(metodoAjax, url, true);

    x.send(null);

  }

}



function carregarDIV(url,id) {

var x = CreateAjax();



  if (x) {

  el = document.getElementById(id);

  

    x.onreadystatechange = function() {

	  if(x.readyState == 1) { // Quando estiver carregando, exibe: carregando...

            el.innerHTML = "Carregando...";

	  }



          if (x.readyState == 4 && x.status == 200) {

            //el.innerHTML = x.responseText;		

            alert (x.reponseText);

          }

    }

    x.open(metodoAjax, url, true);

    x.send(null);

  }

}





function Listar(url, tabela, coluna, campo_where, val_campo_where, order, campo_solicitante, id){

el = document.getElementById(id);



var itens = campo_solicitante.split(',');



elbase = document.getElementById(itens[0]);

var TESTE = elbase.value.indexOf('#');



if (TESTE>=0){

	elbase.value=''; return;

}



if (val_campo_where==''){

el.style.display='none';			

	for (i=0;i<itens.length;i++){

		document.getElementById(itens[i]).value='';

	}

	return false;

}

else{

		

	el.style.left = getX(elbase);

	el.style.top  = getY(elbase) + Altura_dos_Elementos;

	var str = elbase.clientWidth.toString();	



	if (true) {

		el.style.width = parseInt(str)+3;

	}

	else {

		el.style.width = parseInt(str)+4;

	}



    ajaxLoader (url+'?tabela='+tabela+'&coluna='+coluna+'&campo_where='+campo_where+'&val_campo_where='+val_campo_where+'&order='+order+'&cmp_sol='+campo_solicitante+'&el='+id,id);

return true;

}

}





function Esconder (id){

	el = document.getElementById(id);

	el.style.display='none';

}



function limparCombo (idCombo, limite){

var combo = document.getElementById(idCombo);

	while (combo.length>limite) {

		combo.options[combo.length-1] = null;

	}

}



function addItem (idCombo, value, text){

	var combo = document.getElementById(idCombo);

	var opt = new Option(text, value);

	combo.options[combo.length] = opt;

}





function loadCombo (arq, sql, idCombo){

var x = CreateAjax();

limparCombo (idCombo,1);



  if (x) {

    x.onreadystatechange = function() {

		

	  	if (x.readyState == 4 && x.status == 200) {		  		  

		  var xmlRes = x.responseXML;

		  var itens = xmlRes.getElementsByTagName('item');

		  var itCnt = itens.length;

	

			if (itCnt > 0){

				for (i=0; i<itCnt; i++){

					value = itens[i].getAttribute("value");

					text = itens[i].getAttribute("text");

					addItem (idCombo, value, text);

				}

			}		

      	}		  

	}

	url = arq+'&sql='+sql;		

	x.open(metodoAjax, url, true);

    x.send(null);

  }	

  else {

	  alert ('Não foi possível criar um conexao com o servidor!');

  }

}





function loadListBox (arq, sql, idCombo){

var x = CreateAjax();



limparCombo (idCombo,0);



  if (x) {

    x.onreadystatechange = function() {

		

	  	if (x.readyState == 4 && x.status == 200) {		  		  

		  var xmlRes = x.responseXML;

		  var itens = xmlRes.getElementsByTagName('item');

		  var itCnt = itens.length;

	

			if (itCnt > 0){

				for (i=0; i<itCnt; i++){

					value = itens[i].getAttribute("value");

					text  = itens[i].getAttribute("text");	

					addItem (idCombo, value, text);

				}

			}		

      	}		  

	}

	url = arq+'&sql='+sql;			

	x.open(metodoAjax, url, true);

    x.send(null);

  }	

  else {

	  alert ('Não foi possível criar um conexao com o servidor!');

  }

}