function isset(varname)  
{
  if(typeof( window[ varname ]) != "undefined") return true;
  else return false;
}

function addEvent(obj, eventType, fn)
{
  /* adds an eventListener for browsers which support it
     Written by Scott Andrew */
  if( eventType === "load" ) 
  {  	
  	loadEventList.addLoadEvent(fn);
  	return true;
  }     
     
  if (obj.addEventListener)
  {
    obj.addEventListener(eventType, fn, false);
    return true;
  } 
  else if (obj.attachEvent)
  {
	var r = obj.attachEvent("on"+eventType, fn);
    return r;
  } 
  else 
  {
	return false;
  }
}

var loadEventList = [];
loadEventList.addLoadEvent = function( fn ) 
{
	loadEventList[ loadEventList.length ] = fn;
}

loadEventList.fireLoadEvents = function() 
{
	for(var i=0; i<loadEventList.length; i++) 
	{
		loadEventList[i]();
	}
}

/* the following is a hack to replicate DOMContentLoaded in browsers
   other than Firefox.  It is basically copied from
   http://dean.edwards.name/weblog/2006/06/again/
*/
if(/WebKit/i.test(navigator.userAgent)) 
{ // Safari
	var _timer = setInterval(function() 
	{
		if (/loaded|complete/.test(document.readyState)) 
		{
			clearInterval(_timer);
			loadEventList.fireLoadEvents(); // call the onload handler
		}
	}, 100);
} 
else if (document.addEventListener) 
{
	document.addEventListener("DOMContentLoaded", loadEventList.fireLoadEvents, false);
} else {
  // IE HACK
/*@cc_on @*/
/*@if (@_win32)
document.write("<script id='__ie_onload' defer='defer' src='javascript:void(0)'><\/script>");
var script = document.getElementById("__ie_onload");
script.onreadystatechange = function() {
	if (this.readyState == "complete") {
		loadEventList.fireLoadEvents(); // call the onload handler
	}
};
/*@end @*/
}

addEvent(window, "load", caption); 

function caption ()  
{
	var imageList=document.getElementsByTagName('li');
	
	for(var i=0; i<imageList.length; i++)
	{
		if(imageList[i].className.match(/\bpixie\b/))  
		{
			imageList[i].onmouseover= function () { changeState(this, 'over') };
			imageList[i].onmouseout=  function () { changeState(this,'off') };
			imageList[i].onfocus= function () { changeState(this, 'over') };
			imageList[i].onblur=  function () { changeState(this, 'off') };
		}
	}
		
	var imageList=document.getElementsByTagName('td');
	for(var i=0; i<imageList.length; i++)
	{
		if(imageList[i].className.match(/\bpixie\b/))  
		{
			imageList[i].onmouseover= function () { changeState(this, 'over') };
			imageList[i].onmouseout=  function () { changeState(this,'off') };
			imageList[i].onfocus= function () { changeState(this, 'over') };
			imageList[i].onblur=  function () { changeState(this, 'off') };
		}
	}
}		
		
function changeState(element,state)  
{
	var existingClassName=oldClassName(element,'static-state');
	
	if (element.className.match(/c-[0-9]+-c/)) 
	{
		var timeOutHide=element.className.match(/[0-9]+/);
		timeOutHide=parseInt(timeOutHide);
		clearInterval(timeOutHide);
	}
	var elementRef=element.getElementsByTagName('div')[0];
	var timeOutRef=setInterval(function (){ show(elementRef, state) }, 10);
	element.className=existingClassName+"c-"+timeOutRef+"-c";
}

function show(element, state)  
{
	var startPosition=-9;
	var endPosition=0;
	var rate=1;
	
	if (element == undefined)
	{
		captionPosition=startPosition;
	}
	else
	{	
		var captionPosition=parseInt(element.style.marginTop);
		if (isNaN(captionPosition)) 
		{
			captionPosition=startPosition;
		} 
		else if(state=='over') 
		{	
			captionPosition=captionPosition+rate;
		} 
		else 
		{
			captionPosition=captionPosition-rate;
		}
	}
		
	
	if (captionPosition<=endPosition && state=='over' || captionPosition>=startPosition && state=='off') 
	{
		element.style.marginTop=captionPosition+'em';
	}
	else
	{
		if (element)
		{
			var timeOut=element.parentNode.className.match(/[0-9]+/);
			var existingClassName=oldClassName(element.parentNode,'static-state');
			element.parentNode.className=existingClassName+"static-state";
			timeOut=parseInt(timeOut);		
			if(!isNaN(timeOut)) clearInterval(timeOut);
		}
	}
}

function oldClassName (element, modificationClass)  
{
	var oldClass='';	
	if (element.className) 
	{
		oldClass=element.className;
	}
	else
	{
		return oldClass;
	}
	
	if (oldClass.match(/(\bmodificationClass\b)|(c-[0-9]+-c)/))  
	{
		var newClass=oldClass.replace(/(\bmodificationClass\b)|(c-[0-9]+-c)/, "")
		newClass=newClass.replace(modificationClass, "")
	} 
	else 
	{
		var newClass=oldClass+" ";
	}
	
	return newClass;
}
// ---------------------- font-sizer.js ends here -----------------------------

addEvent(window, "load", menu); 

//new function to encapsulate all the others and prevent global leakage

function menu()
{
	show();

	var fader = 90; 
	var abinterval;
	var flag=false;
	
	function fadeout() 
	{
		var overlay = document.getElementById("overlay");
		if(overlay.filters) 
		{
		overlay.style.filter="progid:DXImageTransform.Microsoft.Alpha(opacity=" + fader + ")";
		//seem to need this here to make opacity work don't know why...
	    overlay.style.zoom='1';
		fader = fader - 1;
		}
		else
		{
			overlay.style.opacity = fader/100;
			fader = fader - 1;
		}
		if (fader < 0.00) 
		{
			clearInterval (abinterval);
			overlay.style.opacity = -2.000;
		}
	}

	function fadein() 
	{
		var overlay = document.getElementById("overlay");
		
		if(overlay.filters) 
		{
			overlay.style.filter="progid:DXImageTransform.Microsoft.Alpha(opacity=" + fader + ")";
			fader = fader + 1;
		}
		else
		{
			overlay.style.opacity = fader/100;
			fader = fader + 1;
		}
		if (fader > 90) clearInterval (abinterval);
	}

	function timeout() 
	{
		if(flag==false) 
		{
			abinterval = setInterval (fadeout, 100);
		}

		if(flag==true) 
		{
			abinterval = setInterval (fadein, 100);
		}
	}
}