// ------------------------------------
// Image swapping functions
// ------------------------------------
function preloadImages() { //v3.0
	var d=document;
	if(d.images) {
		if(!d.p)
			d.p=new Array();
		var i,j=d.p.length,a=preloadImages.arguments;
		for(i=0; i<a.length; i++)
			if(a[i].indexOf("#")!=0) {
				d.p[j]=new Image;
				d.p[j++].src=a[i];
			}
	}
}

function swapImgRestore() { //v3.0
	var i,x,a=document.sr;
	for(i=0;a&&i<a.length&&(x=a[i])&&x.oSrc;i++)
		x.src=x.oSrc;
}

function 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=findObj(n,d.layers[i].document);
	if(!x && d.getElementById)
		x=d.getElementById(n);
	return x;
}

function swapImage() { //v3.0
	var i,j=0,x,a=swapImage.arguments;
	document.sr=new Array;
	for(i=0;i<(a.length-2);i+=3) {
		if((x=findObj(a[i]))!=null) {
			document.sr[j++]=x;
			if(!x.oSrc)
				x.oSrc=x.src;
			x.src=a[i+2];
		}
	}
}

// ------------------------------------
// Windowing functions
// ------------------------------------
function OpenWin( strFileName) {
    borderwidth = 30;

    options  = "locationbar=no,";
    options  = "toolbar=0,";
    options += "menubar=1,";
    options += "resizable=1,";
    options += "status=0,";
    options += "scrollbars=1,";
    options += "top=" + borderwidth + ",";
    options += "left=" + borderwidth + ",";
    options += "screenX="+ borderwidth +",";
    options += "screenY="+ borderwidth +",";
    options += "width=" + (screen.width-2*borderwidth) + ",";
    options += "height=" + (screen.height-6*borderwidth);

    win = window.open( strFileName, "File", options);
}