// These functions are courtesy of Macromedia

// N.b. I did make one minor alteration to MM_swapImage() 
// ... no need for the (pointless) 2nd '' argument

//----------------------------------------------------------
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;
		var 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 - 1); i += 2){
		if((x = MM_findObj(a[i])) != null){
			document.MM_sr[j++] = x; 
			if(!x.oSrc){ 
				x.oSrc = x.src;
			}
			x.src = a[i + 1];
		}
	}
}

//----------------------------------------------------------
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;
	}
}