/* Javascript Code for Cato Venture Group */
/* $Id: menumain.js,v 1.1 2004/09/19 12:06:32 pete Exp pete $ */

/* ******************************************************************************* */
/* rollover code */

function MM_swapImgRestore() { //v3.0
  var i,x,a=document.MM_sr; for(i=0;a&&i<a.length&&(x=a[i])&&x.oSrc;i++) x.src=x.oSrc;
}

function MM_preloadImages() { //v3.0
  var d=document; if(d.images){ if(!d.MM_p) d.MM_p=new Array();
    var i,j=d.MM_p.length,a=MM_preloadImages.arguments; for(i=0; i<a.length; i++)
    if (a[i].indexOf("#")!=0){ d.MM_p[j]=new Image; d.MM_p[j++].src=a[i];}}
}

function MM_findObj(n, d) { //v4.0
  var p,i,x;  if(!d) d=document; if((p=n.indexOf("?"))>0&&parent.frames.length) {
    d=parent.frames[n.substring(p+1)].document; n=n.substring(0,p);}
  if(!(x=d[n])&&d.all) x=d.all[n]; for (i=0;!x&&i<d.forms.length;i++) x=d.forms[i][n];
  for(i=0;!x&&d.layers&&i<d.layers.length;i++) x=MM_findObj(n,d.layers[i].document);
  if(!x && document.getElementById) x=document.getElementById(n); return x;
}

function MM_swapImage() { //v3.0
  var i,j=0,x,a=MM_swapImage.arguments; document.MM_sr=new Array; for(i=0;i<(a.length-2);i+=3)
   if ((x=MM_findObj(a[i]))!=null){document.MM_sr[j++]=x; if(!x.oSrc) x.oSrc=x.src; x.src=a[i+2];}
}

function MM_showHideLayers() { //v3.0
  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; }
}


/* ******************************************************************************* */
/* rollover code */

function imghi(imgName) {
	if (document.images) {
		document[imgName].src = eval(imgName + 'a.src');
	}
}

function imgoff(imgName) {
	if (document.images) {
		document[imgName].src = eval(imgName + '.src');
	}
}


/* ******************************************************************************* */
/* submenu code */

function reDo() {
	window.location.reload();
}

window.onresize = reDo;


// Define global variables
var timerID = null;
var timerOn = false;
var timecount = 2500;
// change this to the time delay that you desire
var what = null;
var newbrowser = true;
var check = false;

function init() {
	if (document.layers) {
		layerRef="document.layers";
		styleSwitch="";
		visibleVar="show";
		screenSize = window.innerWidth;
		what ="ns4";
	}
	else if(document.all) {
		layerRef="document.all";
		styleSwitch=".style";
		visibleVar="visible";
		screenSize = document.body.clientWidth + 18;
		what ="ie4";
		}
	else if(document.getElementById) {
		layerRef="document.getElementByID";
		styleSwitch=".style";
		visibleVar="visible";
		what="dom1";
	 }
	else {
		what="none";
		newbrowser = false;
	}
	check = true;
}

// toggles the layer visibility on
function showLayer(subnav_about) {
	if(check) {
		if (what =="none") {
			return;
		}
		else if (what == "dom1") {
			document.getElementById(subnav_about).style.visibility="visible";
		}
		else {
			eval(layerRef+'["'+subnav_about+'"]'+styleSwitch+'.visibility="visible"');
		}
	}
	else {
		return;
	}
}

// toggles the layer visibility off
function hideLayer(subnav_about) {
 if(check) {
 if (what =="none") {
 return;
 }
 else if (what == "dom1") {
 document.getElementById(subnav_about).style.visibility="hidden";
 }
 else {
 eval(layerRef+'["'+subnav_about+'"]'+styleSwitch+'.visibility="hidden"');
 }
 }
 else {
 return;
 }
 }

// toggles the layer visibility on
function showLayer(subnav_cvg) {
	if(check) {
		if (what =="none") {
			return;
		}
		else if (what == "dom1") {
			document.getElementById(subnav_cvg).style.visibility="visible";
		}
		else {
			eval(layerRef+'["'+subnav_cvg+'"]'+styleSwitch+'.visibility="visible"');
		}
	}
	else {
		return;
	}
}

// toggles the layer visibility off
function hideLayer(subnav_cvg) {
	if(check) {
		if (what =="none") {
			return;
		}
		else if (what == "dom1") {
			document.getElementById(subnav_cvg).style.visibility="hidden";
		}
		else {
			eval(layerRef+'["'+subnav_cvg+'"]'+styleSwitch+'.visibility="hidden"');
		}
	}
	else {
		return;
	}
}

// toggles the layer visibility on
function showLayer(subnav_news) {
	if(check) {
		if (what =="none") {
			return;
		}
		else if (what == "dom1") {
			document.getElementById(subnav_news).style.visibility="visible";
		}
		else {
			eval(layerRef+'["'+subnav_news+'"]'+styleSwitch+'.visibility="visible"');
		}
	}
	else {
		return;
	}
}

// toggles the layer visibility off
function hideLayer(subnav_news) {
	if(check) {
		if (what =="none") {
			return;
		}
		else if (what == "dom1") {
			document.getElementById(subnav_news).style.visibility="hidden";
		}
		else {
			eval(layerRef+'["'+subnav_news+'"]'+styleSwitch+'.visibility="hidden"');
		}
	}
	else {
		return;
	}
}

function hideAll() {
	hideLayer('subnav_about');
	hideLayer('subnav_cvg');
	hideLayer('subnav_news');
	// put all layers used in the nav here
	// copy the hidelayer() function above
}

function startTime() {
	if (timerOn == false) {
		timerID=setTimeout( "hideAll()" , timecount);
		timerOn = true;
	}
}

function stopTime() {
	if (timerOn) {
		clearTimeout(timerID);
		timerID = null;
		timerOn = false;
	}
}

function onLoad() {
	init();
}

// end