var menuArr = new Array();
var objDiv = new Array();
var objImg = new Array();

//função para ocultar/mostrar layers
function toggleBox(szDivID, iState) // 1 visible, 0 hidden
{
    if(document.layers)	   //NN4+
    {
       document.layers[szDivID].visibility = iState ? "show" : "hide";
    }
    else if(document.getElementById)	  //gecko(NN6) + IE 5+
    {
        var obj = document.getElementById(szDivID);
        obj.style.visibility = iState ? "visible" : "hidden";
    }
    else if(document.all)	// IE 4
    {
        document.all[szDivID].style.visibility = iState ? "visible" : "hidden";
    }
}

function menuOn(divName)
{
	if (menuArr[divName])clearTimeout(menuArr[divName]);

	if(document.all)

	{	
		objDiv[divName] = "document.all." + divName + ".style";

		objDiv[divName] = eval(objDiv[divName]);
		objDiv[divName].visibility = 'visible';
	}
	else
	{
		objDiv[divName] = document.getElementById(divName+"");
		objDiv[divName] = eval(objDiv[divName]);
		objDiv[divName].visibility = 'show';
	}
}

function menuOff(divName)

{

	if (menuArr[divName])clearTimeout(menuArr[divName]);

	if (document.all)
	{
		objDiv[divName] = "document.all." + divName + ".style";
		objDiv[divName] = eval(objDiv[divName]);
		menuArr[divName] = setTimeout("objDiv['" + divName +"'].visibility='hidden';",300);
	}
	else
	{
		objDiv[divName] = document.getElementById(divName+"");
		objDiv[divName] = eval(objDiv[divName]);
		menuArr[divName] = setTimeout("objDiv['" + divName + "'].visibility='hide';",300);
	}



}

bw         = new qual_bw();


function qual_bw()
{

	this.ver=navigator.appVersion

	this.agent=navigator.userAgent
	this.dom=document.getElementById?1:0
	this.ie5=(this.ver.indexOf("MSIE 5")>-1 && this.dom && !this.opera5)?1:0;
	this.ie6=(this.ver.indexOf("MSIE 6")>-1 && this.dom && !this.opera5)?1:0;
	this.ie4=(document.all && !this.dom && !this.opera5)?1:0;
	this.ie=this.ie4||this.ie5||this.ie6
	this.ns6=(this.dom && parseInt(this.ver) >= 5) ?1:0;
	this.ns4=(document.layers && !this.dom)?1:0;
	return this
}