function showLayer(layerName)
        {
            if (document.getElementById) // Netscape 6 and IE 5+
            {
                var targetElement = document.getElementById(layerName);
                targetElement.style.display = 'block';
            }
        }


        function hideLayer(layerName)
        {
            if (document.getElementById) 
            {
                var targetElement = document.getElementById(layerName);
                targetElement.style.display = 'none';
            }
        }
        
function showHidePesquisaAvancada(layerNameS, layerNameA, link) {

	innerhtmlfwd = 'Pesquisa Avançada <img id="imgfwd" src="../includes/images/fwd.gif" alt="Pesquisa Avançada" />';
	innerhtmlback = ' <img id="imgfwd" src="../includes/images/back.gif" alt="Pesquisa Simples" /> Pesquisa Simples';

	 // Netscape 6 and IE 5+
     if (document.getElementById) {
     	
     	var targetElementS = document.getElementById(layerNameS);
     	var targetElementA = document.getElementById(layerNameA);
     	
     	if(targetElementS.style.display == 'none') {
	        targetElementA.style.display = 'none';
	        targetElementS.style.display = 'block';
	        link.innerHTML = innerhtmlfwd;
	        SetControlValue(document.init,'pesquisaSimples','S');
        } else {
        	targetElementA.style.display = 'block';
        	targetElementS.style.display = 'none';
        	link.innerHTML = innerhtmlback;
        	SetControlValue(document.init,'pesquisaSimples','N');
        } 
     }
          
}

function toggle_visibility(id) {
	var e = document.getElementById(id);
	
	if(e.style.display == '')
	e.style.display = 'block';
	else
	if(e.style.display == 'none')
	e.style.display = 'block';
	else
	e.style.display = 'none';
}

function toggle_visibility1(id) {
	var e = document.getElementById(id);
	
	if(e.style.display == '')
	e.style.display = 'none';
	else
	if(e.style.display == 'none')
	e.style.display = 'block';
	else
	e.style.display = 'none';
}