//

agent = navigator.userAgent;
browserVer = 2;
if (agent.substring(0,7) == "Mozilla")
{
    if (parseInt(agent.substring(8,9)) >= 3) {browserVer = 1;}
}

if (navigator.appName == "Netscape") {
			layerRef="document.layers";
        }else{
            layerRef="document.all";
                }

if (browserVer == 1) {
 
var botaoname = Array();
var flink = Array();
botaoname[0] = "projeto";
botaoname[1] = "noticias";
botaoname[2] = "memorias";
botaoname[3] = "faleconosco";
botaoname[4] = "conversas";

flink[0] = "projeto/projeto";
flink[1] = "noticias/noticias";
flink[2] = "memoria/memoria";
flink[3] = "fale/fale";
flink[4] = "conversas/conversa";

for (var iNum = 0; iNum < 5; iNum++) {
	eval("botaoon"+iNum+" = new Image");
	eval("botaooff"+iNum+" = new Image");
	eval("botaoon"+iNum+'.src="img/bt_'+botaoname[iNum]+'_on.gif"');
	eval("botaooff"+iNum+'.src="img/bt_'+botaoname[iNum]+'_off.gif"'); 
	}

}


function troca(atual, novo){
	$("#linkinterno a img").each(function(){
		this.id = this.name;
		fim = this.src.indexOf("_on.gif");
		if (fim != -1) {
			src = this.src.slice(0,fim)+"_off.gif";
			this. src = src;
		}
	})
	
	obj = $("#"+atual);
	fim = obj.attr("src").indexOf("_off.gif");
	if (fim != -1) {
		str = obj.attr("src").slice(0,fim)+"_on.gif";
		obj.attr({src:str});
	}
	
	tmp=parseInt(novo.substring(7,9))
	parent.ftop.document.location.href=flink[tmp]+"_top.asp?tx=t1"
	
}