function chMenu(obj){
	if(obj.className == "item_menu")
		obj.className = "item_menu_over";
	else
		obj.className = "item_menu";
}

function chEstado(obj,id) {
	if (document.getElementById(id).style.display!="block")
	{
		if (document.getElementById("local")) 
			{	
				document.getElementById("local2").className = "setaoff_black";
				document.getElementById("local").style.display="none"; 
			}
		if (document.getElementById("apoio"))
			{ 
				document.getElementById("apoio2").className = "setaoff_black";
				document.getElementById("apoio").style.display="none"; 
			}
		if (document.getElementById("profs"))
			{ 
				document.getElementById("professor").className = "setaoff_black";
				document.getElementById("profs").style.display="none"; 
			}
		if (document.getElementById("metodologia")) 
			{ 
				document.getElementById("metodologia2").className = "setaoff_black";
				document.getElementById("metodologia").style.display="none"; 
			}
			obj.className = "setaon_black";
			document.getElementById(id).style.display="block";
	} else {
		obj.className = "setaoff_black";
		document.getElementById(id).style.display="none";
	}
}

function abreBox(iddiv){
	jQuery.facebox({ div: iddiv });
}

function fechaBox(){
	jQuery(document).trigger('close.facebox');
}

function inicioGaleria(selecao){
	$(selecao).lightBox();
}

/*
	MASCARAS - 3 PARÂMETROS: CAMPO, MÁSCARA, EVENTO PASSADOS ATRAVÉS DO EVENTO onKeyPress	
	EX:  <input type="text" onKeyPress="return formata(this, '§§§.§§§.§§§-§§', event)">
	O CARACTER '§' DEFINE QUE SÓ SERÁ PERMITIDO NÚMEROS
	O CARACTER '!' DEFINE QUE É PERMITIDO QUALQUER CARACTER
*/
function formata(campo, mask, evt) {
 
 if(document.all) { // Internet Explorer
    key = evt.keyCode; }
    else{ // Nestcape
       key = evt.which;
     }

 string = campo.value;  
 i = string.length;

 if (key != 8 && key != 0) {
  if (mask.charAt(i) == '§') {
	return (key > 47 && key < 58);
  } 
  else {
       if (mask.charAt(i) == '!') {  
	   		return true;
		}
   		for (c = i; c < mask.length; c++) {
         	if (mask.charAt(c) != '§' && mask.charAt(c) != '!')
        		campo.value = campo.value + mask.charAt(c);
      		else if (mask.charAt(c) == '!'){
                return true;
       		}
			else {
         		return (key > 47 && key < 58);
          	}
       	}
    }
  }
}

function TrocaOn(item){

	switch(item){

	case 'btn_h1':
		document.btn_h1.src = image1.src
	break;
	
	case 'btn_h2':
		document.btn_h2.src = image3.src
	break;
	
	case 'btn_h3':
		document.btn_h3.src = image5.src
	break;
	
	case 'btn_ok':
		document.btn_ok.src = image7.src
	break;
	
	case 'btn_ok_area':
		document.btn_ok_area.src = image7.src
	break;
	
	case 'fechar':
		document.fechar.src = image9.src
	break;
	
	/*case 'fechar_2':
		document.fechar_2.src = image9.src
	break;*/
	
	case 'ass':
		document.ass.src = image11.src
	break;
	}
}

function TrocaOff(item){

	switch(item){

	case 'btn_h1': 
		document.btn_h1.src = image2.src
	break;
	
	case 'btn_h2':
		document.btn_h2.src = image4.src
	break;
	
	case 'btn_h3':
		document.btn_h3.src = image6.src
	break;
	
	case 'btn_ok':
		document.btn_ok.src = image8.src
	break;
	
	case 'btn_ok_area':
		document.btn_ok_area.src = image8.src
	break;
	
	case 'fechar':
		document.fechar.src = image10.src
	break;
	
	/*case 'fechar_2':
		document.fechar_2.src = image10.src
	break;*/
	
	case 'ass':
		document.ass.src = image12.src
	break;
	}
}

//Preload das Imagens do Menu

image1 = new Image()
image1.src = "../../img/btn_local_over.jpg"

image2 = new Image()
image2.src = "../../img/btn_local.jpg"

image3 = new Image()
image3.src = "../../img/btn_profs_over.jpg"

image4 = new Image()
image4.src = "../../img/btn_profs.jpg"

image5 = new Image()
image5.src = "../../img/btn_metodologia_over.jpg"

image6 = new Image()
image6.src = "../../img/btn_metodologia.jpg"

image7 = new Image()
image7.src = "../../img/btn_ok_over.png"

image8 = new Image()
image8.src = "../../img/btn_ok.png"

image9 = new Image()
image9.src = "../../img/btn_fecha_over.gif"

image10 = new Image()
image10.src = "../../img/btn_fechabox.gif"

image11 = new Image()
image11.src = "../../img/assinatura_1_over.gif"

image12 = new Image()
image12.src = "../../img/assinatura_1.gif"