//-- Basic Macromedia Functions ----------------------------------------------//

function MM_openBrWindow(theURL,winName,features) { //v2.0
window.open(theURL,winName,features);
}

function close_window() {
    window.close();
}

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];}
}

/*
** Toggles the visibility of an object specified by ID.
*/
function toggle_visibility(id, state)
{
	var obj = document.getElementById(id);

	if (obj) {
		if (state) {
			obj.style.visibility = state;
		} else {
			obj.style.visibility = (obj.style.visibility == 'hidden') ? 'visible' : 'hidden';
		}
	}
}



//-- Dropdown Menu Stuff -----------------------------------------------------//

var mookie = (document.all && document.getElementById) ? true : false;

function attachMenuEvents() {
	var sfEls = document.getElementById("main-nav").getElementsByTagName("LI");

	for (var i = 0; i < sfEls.length; i++) {
		sfEls[i].onmouseover=function() {
			if (mookie == true) { this.className += " over"; }
			toggle_visibility('intro-movie', 'hidden');
		}

		sfEls[i].onmouseout=function() {
			if (mookie == true) { this.className = this.className.replace(" over", ""); }
			toggle_visibility('intro-movie', 'visible');
		}
	}
}