/* ----------------------------------------------------

	Sustainable By Design
	copyright 2006
	christopher@susdesign.com

	enlarge.js
   
   ---------------------------------------------------- */


	/////////////////////////////////////////////////////////
	//
	//  popup window array
	//
	/////////////////////////////////////////////////////////
	
		popup_windows = new Array();


	/////////////////////////////////////////////////////////
	//
	//  FUNCTION:  Enlarge
	//
	/////////////////////////////////////////////////////////
	
 
		function Enlarge (webRootDir, fileName, orientation) {
		
			script = webRootDir + "/php/popup.php?webRootDir=" + webRootDir + "&fileName=" + fileName;
			
			if (orientation == 'tall') {
			
				 width = 300;
				height = 475;
			}

			else {
			
				 width = 476;
				height = 450;
			}

			args = "width=" + width + ",height=" + height + ",resizable=no,scrollbars=no";

			if (typeof (popup_windows[fileName]) != "object") {
			
				popup_windows[fileName] = window.open (script, fileName, args);
			}
			
			else {
			
				if (! popup_windows[fileName].closed) {
				
					popup_windows[fileName].location.href = script;
				}
			
				else {
		
					popup_windows[fileName] = window.open (script, fileName, args);
				}
			}
		
			popup_windows[fileName].focus();
		}