var s1Tabs=4; // buttons in tabset 1
var s2Tabs=2; // buttons in tabset 2

var NS4 = (document.layers) ? 1 : 0;
var IE = (document.all) ? 1 : 0;
var DOM = (document.getElementById) ? 1 : 0;

function changeCont(set,tgt) {
	targetDiv=('Set' +set +'D' +tgt);
	targetBut=eval("\'Set" +set +'B' +tgt +"\'");
	showing=eval('showingSet' +set);
	tabset=set;
	
	if (DOM) {
		showing.style.visibility="hidden";
		image_act(tabset,targetBut);
		var flipOn = document.getElementById(targetDiv);
		flipOn.style.visibility="visible";
		if (set==1) showingSet1=document.getElementById(targetDiv);
		else if (set==2) showingSet2=document.getElementById(targetDiv);
		return false;
	}

	else if (IE) {
		showing.style.visibility = 'hidden';
		image_act(tabset,targetBut);
		document.all[targetDiv].style.visibility = 'visible';
		if (set==1) showingSet1=document.all[targetDiv];
		else if (set==2) showingSet2=document.all[targetDiv];
		return false;
		}
		
	else if (NS4) {
		showing.visibility = 'hide';
		image_act(tabset,targetBut);
		document.layers[targetDiv].visibility = 'show';
		if (set==1) showingSet1=document.layers[targetDiv];
		else if (set==2) showingSet2=document.layers[targetDiv];
		return false;
		}
		
	else {
		alert('We\'re Sorry.  You need to update your browser.')
		// window.location=('#A' +targetDiv);
		return false;
		}
}

function image_act(tabset,imagename){
	var dSet=tabset;
	var tSet=('Set' +tabset);
	image_dact(dSet);
    imageOn = eval (imagename + "d");

	if (DOM) {toggleTab = document.getElementById(imagename); toggleTab.setAttribute('src', imageOn.src); }
	else if (IE) {document [imagename].src=imageOn.src;}
	else if (NS4) {document[tSet].document[imagename].src=imageOn.src;}
	return;
	}
	
function image_dact(dSet) {
	var tSet=('Set' +dSet);
	if (dSet==1) countTo=s1Tabs;
	else if (dSet==2) countTo=s2Tabs;

	for (count=1; count<=countTo; count++) {
		imagename=eval("\'Set" +dSet +"B" +count +"\'");
		imageOff =eval ("Set" +dSet +"B" +count +"u");
		
	if (DOM) {toggleTab = document.getElementById(imagename); toggleTab.setAttribute('src', imageOff.src);}
	else if (IE) {document [imagename].src=imageOff.src;}
	else if (NS4) {document[tSet].document [imagename].src=imageOff.src;}
		}
	}

function setScr() {
		if (IE) {
			window.headlnSpons.style.visibility='hidden';
			scoreBox.location.replace('/scoring/scr1.ihtml');
			window.scoreDiv.style.visibility='visible';
			window.scoreBy.style.visibility='visible';
			window.scoreSpons.style.visibility='visible';
		}
		else if (DOM)	{
			document.getElementById('headlnSpons').style.visibility='hidden';
			document.getElementById('scoreBox').setAttribute('src',('/scoring/scr1.ihtml'));
			document.getElementById('scoreDiv').style.visibility='visible';
			document.getElementById('scoreBy').style.visibility='visible';
			document.getElementById('scoreSpons').style.visibility='visible';
			}
		else if (NS4) {
			document.layers.headlnSpons.visibility="hidden";
			document.layers.scoreDiv.document.layers.scoreBoxN.src=('/scoring/scr1.ihtml');
			document.layers.scoreDiv.visibility="visible";
			document.layers.scoreBy.visibility="visible";
			document.layers.scoreSpons.visibility="visible";
			}
		return;
	}
	
function setNews() {
	if (IE) {
		clearTimeout(scoreBox.scrTimer);
		scoreBox.location.replace('/scoring/scr_void.ihtml');
		window.scoreDiv.style.visibility='hidden';
		window.scoreSpons.style.visibility='hidden';
		window.scoreBy.style.visibility='hidden';
		window.headlnSpons.style.visibility='visible';
		}
	else if (DOM)	{
		document.getElementById('scoreBox').setAttribute('src',('/scoring/scr_void.ihtml'));
		document.getElementById('scoreDiv').style.visibility='hidden';
		document.getElementById('scoreSpons').style.visibility='hidden';
		document.getElementById('scoreBy').style.visibility='hidden';
		document.getElementById('headlnSpons').style.visibility='visible';
		} 
	else if (NS4) {
		clearTimeout(document.layers.scoreDiv.document.layers.scoreBoxN.scrTimer); 
		document.layers.scoreDiv.document.layers.scoreBoxN.src=('/scoring/scr_void.ihtml');
		document.layers.scoreDiv.visibility="hidden";
		document.layers.scoreSpons.visibility="hidden";
		document.layers.scoreBy.visibility="hidden";
		document.layers.headlnSpons.visibility="visible";
		}
	return;
	}

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