var supported = (document.getElementById || document.all); 

    if (supported) 
    { 
        document.write("<STYLE TYPE='text/css'>"); 
        document.write(".escondido {display: none; }"); 
        document.write(".tituloquadro {font-family: Verdana, Arial, Helvetica, sans-serif; font-size: 11px; color: #333333; font-weight: bold;}"); 		
        document.write("</STYLE>"); 
	} 
	
    function blocking(i) 
    { 
        if (!supported) 
        { 
            return; 
        } 
		if (i==1){
	        current1 = 'block';
			cor1 = '#333333'
			current2 = 'none'; 
			cor2 = '#cccccc'
    		//currenticon = (shown[1]) ? 'imagens/menos.gif' : 'imagens/mais.gif';
		} else {
			current1 = 'none'; 
			cor1 = '#cccccc'
	        current2 = 'block'; 
			cor2 = '#333333'
    		//currenticon = (shown[2]) ? 'imagens/menos.gif' : 'imagens/mais.gif';
		}
        if (document.getElementById) 
        { 
            document.getElementById('box1').style.display = current1; 
			document.getElementById('tit1').style.color = cor1; 
			//window.document['icone1'].src = currenticon;
            document.getElementById('box2').style.display = current2; 
			document.getElementById('tit2').style.color = cor2; 
			//window.document['icone2'].src = currenticon;
        } 
        else if (document.all) 
        { 
            document.all['box1'].style.display = current1; 
            document.all['box2'].style.display = current2; 
        } 
    }