// JavaScript Document
var ns4 = (document.layers);
var ie4 = (document.all && !document.getElementById);
var ie5 = (document.all && document.getElementById);
var ns6 = (!document.all && document.getElementById);

function show(id, td){
	// Netscape 4
	var temptd;
	var tempid;
	
	if(ns4){
		document.layers[id].visibility = "show";
		document.layers[td].className = "divtdactive";
	}
	// Explorer 4
	else if(ie4){
		document.all[id].style.visibility = "visible";
		document.all[id].style.display = "";
	    document.all[td].className="divtdactive"; 
	}
	// W3C - Explorer 5+ and Netscape 6+
	else if(ie5 || ns6){
		document.getElementById(id).style.visibility = "visible";
		document.getElementById(id).style.display = "";
	    document.getElementById(td).className="divtdactive"; 
 	    tempid = eval ("document.whichtab.tab.value = id");
		//alert (tempid);
	}
}

function hide(id, td){
	// Netscape 4
	if(ns4){
		document.layers[id].visibility = "hide";
		document.layers[td].className = "divtd";
		document.layers[td].className = "divtd";
	}
	// Explorer 4
	else if(ie4){
		document.all[id].style.visibility = "hidden";
		document.all[id].style.display = "none";
	    document.all[td].className="divtd"; 
	}
	// W3C - Explorer 5+ and Netscape 6+
	else if(ie5 || ns6){
		document.getElementById(id).style.visibility = "hidden";
		document.getElementById(id).style.display = "none";
	    document.getElementById(td).className="divtd"; 
	}
}