// JavaScript Document

// DROPDOWN MENU
Menu = {timer : null, current : null};
Menu.getStyle = function(name){
	if(document.getElementById) return document.getElementById(name).style;
	else if(document.all) return document.all[name].style;
	else if(document.layers) return document.layers[name];
}
Menu.show = function(name){
	if(this.timer) clearTimeout(this.timer);
	this.getStyle(name).visibility = "visible";
	this.current = name;
}
Menu.hide = function(){
	this.timer = setTimeout("Menu.doHide()",100);
}
Menu.doHide = function(){
	if(this.current){
		this.getStyle(this.current).visibility = "hidden";
		this.current = null;
	}
}

// MOUSE OVERS
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) { //v4.01
  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 && d.getElementById) x=d.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];}
}

// MOUSE OVERS
var W3CDOM = (document.createElement && document.getElementsByTagName);

var mouseOvers = new Array();
var mouseOuts = new Array();

window.onload = init;

function init()
{
	if (!W3CDOM) return;
	var nav = document.getElementById('mouseovers');
	var imgs = nav.getElementsByTagName('img');
	for (var i=0;i<imgs.length;i++)
	{
		imgs[i].onmouseover = mouseGoesOver;
		imgs[i].onmouseout = mouseGoesOut;
		var suffix = imgs[i].src.substring(imgs[i].src.lastIndexOf('.'));
		mouseOuts[i] = new Image();
		mouseOuts[i].src = imgs[i].src;
		mouseOvers[i] = new Image();
		mouseOvers[i].src = imgs[i].src.substring(0,imgs[i].src.lastIndexOf('.')) + "_over" + suffix;
		imgs[i].number = i;
	}
}

function mouseGoesOver()
{
	this.src = mouseOvers[this.number].src;
}

function mouseGoesOut()
{
	this.src = mouseOuts[this.number].src;
}

// MAXIMIZE PAGE

function maximizeWin() {
  if (window.screen) {
    var aw = screen.availWidth;
    var ah = screen.availHeight;
    window.moveTo(0, 0);
    window.resizeTo(aw, ah);
  }
}
// ALERT 640x480 

function checkRes() {
	if ((screen.width < 780) || (screen.height < 550))
		alert('Please note: This site is optimized for a Screen Resolution of 800x600 or larger. Please adjust your settings for optimal viewing.');
}

// SELECT DROPDOWNS

function SelectIt() {
  if (document.QuickJump.Select.options[document.QuickJump.Select.selectedIndex].value != "none"){ 
    location = document.QuickJump.Select.options[document.QuickJump.Select.selectedIndex].value}
}

// CLEAR FORM FIELDS

function clearText(thefield){
if (thefield.defaultValue==thefield.value)
thefield.value = ""
} 

// POPUP - NOSCROLL

var desktop;
function key(Pop, name, size)
{
desktop=window.open(Pop, name, size+'toolbar=no,location=no,status=no,menubar=no,scrollbars=no,resizable=no,top=20,left=20');
}

// POPUP - SCROLL

var desktop;
function keyScroll(Pop, name, size)
{
desktop=window.open(Pop, name, size+'toolbar=no,location=no,status=no,menubar=no,scrollbars=yes,resizable=no,top=20,left=20');
}