// v3.0
function MM_preloadImages()
{
	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];
			}
		}
	}
}

 //v3.0
function MM_swapImage()
{
	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];
		}
	}
}

 // v3.0
function MM_swapImgRestore()
{
	var i, x, a = document.MM_sr;

	for ( i = 0 ; a&&i < a.length && ( x = a[i] ) && x.oSrc; i++ )
		x.src = x.oSrc;
}

 // v4.01
function MM_findObj( n, d )
{
	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 smartRollover()
{
	if ( document.getElementsByTagName )
	{
		var images = document.getElementsByTagName("img");

		for ( var i = 0 ; i < images.length ;  i++ )
		{
			if ( images[i].getAttribute("src").match("_off\\.") )
			{
				images[i].onmouseover = function()
				{
					this.setAttribute("src", this.getAttribute("src").replace("_off.", "_on."));
				}

				images[i].onmouseout = function()
				{
					this.setAttribute("src", this.getAttribute("src").replace("_on.", "_off."));
				}
			}
		}
	}
}

if ( window.addEventListener )
{
	window.addEventListener("load", smartRollover, false);
}
else if ( window.attachEvent )
{
	window.attachEvent("onload", smartRollover);
}