// JavaScript Document

function MM_preloadImages() { //v3.0
  var d=document; if(d.images){ if(!d.MM_p) d.MM_p=new Array();
    var i,j=d.MM_p.length,a=MM_preloadImages.arguments; for(i=0; i<a.length; i++)
    if (a[i].indexOf("#")!=0){ d.MM_p[j]=new Image; d.MM_p[j++].src=a[i];}}
}

function loadPage() {	
	MM_preloadImages('img/all/mnH/1_quemSomosOver.gif','img/all/mnH/2_comoAjudarOver.gif','img/all/mnH/3_materiaisOver.gif','img/all/mnH/4_noticiasOver.gif','img/all/mnH/5_forumOver.gif','img/all/mnH/6_visitasOver.gif','img/all/mnH/7_linksOver.gif','img/all/mnH/8_faleConoscoOver.gif','img/all/mnH/9_cadastroOver.gif');
	end = document.URL;
	secoesPrefix = "secoes.php?sc=";
	if(end.indexOf(secoesPrefix)) //apresenta um item de menu assim que se entra em uma página de sub-seção, somente IE
	{
		n = end.substring(end.indexOf(secoesPrefix)+secoesPrefix.length);
		elm = eval("document.getElementById('elm"+n+"')");
		if(elm && elm.parentElement)
		{
			escopo = elm.parentElement.parentElement.parentElement.innerHTML;
			ini = escopo.indexOf("id=");
			fim = escopo.indexOf(" ", ini);			
			acima = escopo.substring(ini+3, fim);
   nAcima = Number(acima.substring(1));
			trocaItemMenu(document.getElementById(acima), nAcima);
		}
	}
}

function trocaItemMenu(obj, n)
{	
	iten = document.getElementById('sub'+n);
	//iten.innerHTML.replace("+ ", "- ");
	if(obj.className == "")
	{
		obj.className = "minus";
		iten.className = "";
	}
	else
	{
		obj.className = "";
		iten.className = "hide";
	}
}

function verificaCampoBusca()
{
	if(document.getElementById('inputBusca').value!="")
	document.getElementById('formBusca').submit();
}

function abreJanelaParam(end, params, nm, props)
{
	if(document.nm) document.nm.close();
	if(!document.nm) document.nm = '';
	if (!document.nm.closed && document.nm.location) {
		//document.popup.location.href = end+'?'+params;		
		document.nm.close();
	}
	if(params!='')
		document.nm = window.open(end+'?'+params, nm, props);
	else
		document.nm = window.open(end, nm, props);
	return false;		
}