var ns6=document.getElementById&&!document.all?1:0

function hide(q_ini,q_fin){
    	for (i=q_ini;i<=q_fin;i++){
	    q_obj = document.getElementById('div_question_'+i);
		if(q_obj){
		    q_obj.style.display = "none";
			/*q_folder=ns6?q_obj.nextSibling.style:document.all[q_obj.sourceIndex].style
			q_folder.display="none"*/
		}
        s_obj = document.getElementById('div_separador_'+i);
		if(s_obj){
		    s_obj.style.display = "none";
			/*s_folder=ns6?s_obj.nextSibling.style:document.all[s_obj.sourceIndex].style
			s_folder.display="none"*/
		}
	}
}

function show(q_ini,q_fin){
	for (i=q_ini;i<=q_fin;i++){
	    q_obj=document.getElementById('div_question_'+i)
		if(q_obj){
		    q_obj.style.display=""; /*q_folder=ns6?q_obj.nextSibling.nextSibling.style:document.all[q_obj.sourceIndex+1].style ;
			q_folder.display="" ;*/
		}
		
        s_obj=document.getElementById('div_separador_'+i)
		if(s_obj){
		/*s_folder=ns6?s_obj.nextSibling.nextSibling.style:document.all[s_obj.sourceIndex+1].style ;
			s_folder.display="" ;*/
			s_obj.style.display="";
		}
	}
}