/******************************************************* 
IMAGEPOP 1.2
(c) 2003, Peter Bailey, http://www.peterbailey.net
Modified by Ryan Parman, http://www.skyzyx.com

- Works in IE/Win 5+, Gecko 0.94+, Opera 7+
- Downlevel for IE5/Mac and other non-DOM browsers.
- Fails miserably in Opera 6
- Not sure about KHTML browsers... 
*******************************************************/ 

// Quick Browser Sniffs
var opera=(navigator.userAgent.indexOf('Opera') != -1) ? true:false;
var operaVer=0;
if (navigator.userAgent.indexOf('Opera ') != -1)
{
	operaSplit=navigator.userAgent.split('Opera ');
	operaVer=parseInt(operaSplit[1]);
}
else if (navigator.userAgent.indexOf('Opera/') != -1)
{
	operaSplit=navigator.userAgent.split('Opera/');
	operaVer=parseInt(operaSplit[1]);
}
var opera7=(opera && operaVer >= 7) ? true:false;

var ie5mac=(navigator.platform.indexOf('Mac') != -1 && navigator.userAgent.indexOf('MSIE') != -1) ? true:false;
var dom=(document.getElementById && !opera) ? true:false;

// Positioning Differences Between Browsers
var vertShift=100; // Default for IE/Win and Gecko
if (opera7) vertShift=200; // For Opera 7

function imgPop(imageURL, imageTarget)
{
	// In case there is no target specified.
	imageTarget=(imageTarget) ? imageTarget:"_blank";

	if ((dom || opera7) && !ie5mac)
	{ 
		var imgWin = window.open('about:blank', imageTarget ,'width=200, height=200, left=0, top=0');

		with (imgWin.document) 
		{ 
			writeln('<html><head><title>Loading...</title>'); 
			writeln('<style type="text/css"><!-- body { margin:0px; padding:0px; } --></style></head>'); 
			writeln('<body onload="self.focus();"><img id="pic" style="display:none" /></body></html>'); 
			close();		 
		} 

		var img = new Image(); 
		img.onload = function() { sizeImgWin(imgWin, img); }; 
		img.src = imageURL; 
	} 

	else window.open(imageURL, imageTarget);
} 
	 
function sizeImgWin(win, img) 
{ 
	var new_w = img.width; 
	var new_h = img.height; 
	var old_w = win.innerWidth || win.document.body.offsetWidth; 
	var old_h = win.innerHeight || win.document.body.offsetHeight; 

	if (!new_w) { new_w = old_w; } 
	if (!new_h) { new_h = old_h; } 

	new_w -= old_w; new_h -= old_h; 
	win.resizeBy(new_w,new_h); 
	win.document.title = img.src.substring(img.src.lastIndexOf("/")+1); 
	var pic = win.document.getElementById('pic'); 
	pic.src = img.src; 
	pic.style.display = 'block'; 

	sw=screen.width; 
	sh=screen.height; 

	var leftPos=((sw-new_w)/2)-100; // Exactly centered. 
	var topPos=((sh-new_h)/2)-(vertShift+(((sh-new_h)/2))*0.1); 
	win.moveTo(leftPos, topPos); 
} 
