/* ===================================================== *
 *  DarkStar One          | dso_common.js                *
 *  Author: Kevin Scholl  | kscholl@comcast.net          *
 *  Created: 12 Jul 2006  | Updated: 26 Jul 2006         *
 * ===================================================== */

/* ===================================================== *
 * GLOBAL VARIABLES
 * ===================================================== */

var POPWIN    = null;
var SCREENWIN = null;

/* ===================================================== *
 * CLOSE EXISTING CHILD WINDOWS
 * ===================================================== */

function closePopups() {
  if ((POPWIN != null) && (POPWIN.closed != true))
  	POPWIN.close();
  if ((SCREENWIN != null) && (SCREENWIN.closed != true))
  	SCREENWIN.close();
	}

/* ===================================================== *
 * DISPLAY POPUP WINDOW
 * ===================================================== */

function newWindow(loc,x,y) {

  closePopups();	// closes an existing popup window if user opens 
                	// new window before closing existing window
	
	if (!(x)) var screenW = 680; 
		else var screenW = x + 20;
	if (!(y)) var screenH = 440; 
		else var screenH = y + 20;
	var params  = "width=" + screenW + ",height=" + screenH + ",status=yes,toolbar=no,directories=no,scrollbars=yes,resizable=yes,menubar=no,location=no,top=50,left=50,screeny=50,screenx=50"

	POPWIN = window.open(loc,"DarkstarOne",params);
	POPWIN.focus;
	}
	
/* ===================================================== *
 * DISPLAY LARGE SCREENSHOT
 * ===================================================== */

function viewScreenshot(whichShot,w,h) {

  closePopups(); 	// closes an existing popup window if user opens 
        					// new window before closing existing window
	
	if (!(w)) var screenW = 1024; 
		else var screenW = w + 20;
	if (!(h)) var screenH = 768; 
		else var screenH = h + 20;
	var params  = "width=" + screenW + ",height=" + screenH + ",status=no,toolbar=no,directories=no,scrollbars=no,resizable=yes,menubar=no,location=no,top=50,left=50,screeny=50,screenx=50"

	SCREENWIN = window.open("","DarkstarOne",params);

  SCREENWIN.document.writeln('<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">');
  SCREENWIN.document.writeln('<html xmlns="http://www.w3.org/1999/xhtml">');
	SCREENWIN.document.writeln('<head><title>Darkstar One</title></head>');
  SCREENWIN.document.writeln('<body style="margin: 0; background-color: #FFF; padding: 0;">');
  SCREENWIN.document.writeln('  <div style="margin: 0; border: 0; padding: 0; background: transparent;">');
  SCREENWIN.document.writeln('    <a href="javascript:window.close();"><img src="' + whichShot + '" style="border: 0; width: ' + screenW + 'px; height: ' + screenH + 'px;" alt="Click to Close" title="Click to Close"></a>');
  SCREENWIN.document.writeln('  </div>');
  SCREENWIN.document.writeln('</body>');
  SCREENWIN.document.writeln('</html>');

	SCREENWIN.document.close();
  }

/* ===================================================== *
 * SET UP GALLERY FOR EXPANDABLE IMAGES ON PAGE
 * ===================================================== */

function setupGallery() {
  if (!document.getElementsByTagName) return false;
  var links = document.getElementsByTagName("a");
  for ( var i=0; i < links.length; i++) {
		if (links[i].className.match("screenThumb")) {
			links[i].onclick = function() {
				viewScreenshot(this);
				return false;
				}
			}
		}
	}
	
window.onload = setupGallery;