//**********************
	function confirma_item()
	//**********************
	{
			if (confirm("Deseja excluir este item?"))
					{	document.form1.submit();	}
			else
					{	return false;	}
	}

	//************************
	function confirma_figura()
	//************************
	{
			if (confirm("Deseja excluir esta figura?"))
					{	document.form1.submit();	}
			else
					{	return false;	}
	}

	//**************************
	function MM_reloadPage(init) 
	//**************************
	{
			if (init==true) with (navigator) 
			{
					if ((appName=="Netscape")&&(parseInt(appVersion)==4)) 
					{
							document.MM_pgW=innerWidth; 
							document.MM_pgH=innerHeight; onresize=MM_reloadPage; 
					}
			}
			else if 
					(innerWidth!=document.MM_pgW || innerHeight!=document.MM_pgH) location.reload();
	}
	MM_reloadPage(true);

	//********************************************************
  function nova_janela(pagina, largura, altura)
	//********************************************************
  {
    window.open(pagina, 'cctn', 'toolbar=0,location=0,directories=0,status=0,menubar=0,scrollbars=0,width=' + largura + ',height=' + altura);
  }

	//********************************************************
  function mostra_tabela(pagina, largura, altura)
	//********************************************************
  {
    window.open(pagina, 'Tabela', 'toolbar=0,location=0,directories=0,status=0,menubar=0,scrollbars=1,width=' + largura + ',height=' + altura);
  }

	//********************************************************
	function mostra_figura(figura, largura, altura, descricao)
	//********************************************************
	{
			localizacao = "/visualiza.php?figura=" + figura + "&altura=" + altura + "&largura=" + largura + "&descricao=" + descricao;
			window.open(localizacao, "Visualiza", "toolbar=0,location=0,directories=0,status=0,menubar=0,width=" + largura + ",height=" + altura);
	}

	//*******************************
	function mostra_wallpaper(papel)
	//*******************************
	{
			localizacao = "/visualiza_wallpaper.php?papel=" + papel;
			window.open(localizacao, "Visualiza", "toolbar=0,location=0,directories=0,status=0,menubar=0,width=720,height=545");
	}

	//****************************
	function valida_data(dia, mes)
	//****************************
	{
			var erro = 0;
			var retorno = true;
			var ArrMes30 = new Array(7);
			ArrMes30[0] = 2;
			ArrMes30[1] = 4;
			ArrMes30[2] = 6;
			ArrMes30[3] = 9;
			ArrMes30[4] = 11;
			if (dia == "" || mes == "")
					{ erro++; }
			if (mes == 2 && dia > 29)
					{ erro++; }
			for (x = 0; x <= 4; x++)
			{
					if (mes == ArrMes30[x])
					{
							if (dia == 31)
									{ erro++; }
					}
			}
			if (erro > 0)
					{ retorno = false; }
			return (retorno);
	}
	
	//*************************
	function valida_email(mail)
	//*************************
	{
			var c_error = 0;
			var ponto = 0;
			if (mail.indexOf("@") < 1)   { c_error++; }
			if (mail.indexOf(".") < 1)   { c_error++; }
			if (mail.indexOf("á") != -1) { c_error++; }
			if (mail.indexOf("é") != -1) { c_error++; }
			if (mail.indexOf("í") != -1) { c_error++; }
			if (mail.indexOf("ó") != -1) { c_error++; }
			if (mail.indexOf("ú") != -1) { c_error++; }
			if (mail.indexOf(" ") != -1) { c_error++; }
			for ( i = mail.indexOf('@') + 1; i <= mail.length; i++ )
			{
					if (mail.charAt(i) == '.')
						{ ponto = 1; break; }
			}
			if (ponto == 0) 
					{ c_error++; }
			if (c_error > 0) 
					{ return (false); } 
			else 
					{ return (true); }
	}
	
	//*********************************
	function verifica_numero(caractere)
	//*********************************
	{ 
			var strValidos = "0123456789";
			if (strValidos.indexOf(caractere) == -1) 
					{ return false; }
			return true; 
	} 
			
	//*********************************
	function valida_tecla(campo, event) 
	//*********************************
	{ 
			var BACKSPACE = 8; 
			var key; 
			var tecla; 
			CheckTAB = true; 
	
			if(navigator.appName.indexOf("Netscape") != -1) 
					{ tecla = event.which; }
			else 
					{ tecla = event.keyCode; }
			
			key = String.fromCharCode(tecla); 
			//alert( 'key: ' + tecla + ' -> campo: ' + campo.value); 
			
			if (tecla == 13) 
					{ return false; }
			
			if (tecla == BACKSPACE) 
					{ return true; }
			
			return (verifica_numero(key)); 
	}