function hideShow(sId,n)
{
     var w;
	var arrAllIds = new Array();
	for(w=0;w<=n;w++)
	 {
	    arrAllIds[w] = 'ans'+w;
	 }
 
	var k=arrAllIds.length;

	for(i=0; i<k;i++)
	{
		if(document.getElementById(arrAllIds[i]))
		{   
			if(arrAllIds[i] == sId)
			{   
				document.getElementById(arrAllIds[i]).style.display = "";
			}
			else
			{
				document.getElementById(arrAllIds[i]).style.display = "none";
			}
		}
	}
}




/*function hideShow(sId)
{

    
	var arrAllIds = new Array("ans1", "ans2", "ans3", "ans4", "ans5", "ans6", "ans7", "ans8", "ans9", "ans10", "ans11", "ans12", "ans13", "ans14", "ans15", "ans16", "ans17", "ans18", "ans19");

	var k=arrAllIds.length;

	for(i=0; i<k;i++)
	{
		if(document.getElementById(arrAllIds[i]))
		{
			if(arrAllIds[i] == sId)
			{
				document.getElementById(arrAllIds[i]).style.display = "";
			}
			else
			{
				document.getElementById(arrAllIds[i]).style.display = "none";
			}
		}
	}
} */

function hideShow1(sId,totId)
{
	//var arrAllIds = new Array("ans1", "ans2", "ans3", "ans4", "ans5", "ans6", "ans7", "ans8", "ans9", "ans10", "ans11", "ans12", "ans13", "ans14", "ans15", "ans16", "ans17", "ans18", "ans19");

	//var k=arrAllIds.length;
	
	var k=totId;
	//alert(sId);
	for(i=0; i<=k;i++)
	{
		tmp_id = "ans"+k;
		if(document.getElementById(tmp_id))
		{
			if(tmp_id == sId)
			{
				document.getElementById(tmp_id).style.display = "";
			}
			else
			{
				document.getElementById(tmp_id).style.display = "none";
			}
		}
	}
}

<!--
function MM_reloadPage(init) {  //reloads the window if Nav4 resized
  if (init==true) with (navigator) {if ((appName=="Netscape")&&(parseInt(appVersion)==4)) {
    document.MM_pgW=innerWidth; document.MM_pgH=innerHeight; onresize=MM_reloadPage; }}
  else if (innerWidth!=document.MM_pgW || innerHeight!=document.MM_pgH) location.reload();
}
MM_reloadPage(true);

function MM_showHideLayers() { //v6.0
  var i,p,v,obj,args=MM_showHideLayers.arguments;
  for (i=0; i<(args.length-2); i+=3) if ((obj=MM_findObj(args[i]))!=null) { v=args[i+2];
    if (obj.style) { obj=obj.style; v=(v=='show')?'visible':(v=='hide')?'hidden':v; }
    obj.visibility=v; }
}
//-->