(function($){
	$.fn.popupWindow = function(instanceSettings){

		return this.each(function(){

		$(this).click(function(){

		$.fn.popupWindow.defaultSettings = {
			centerBrowser: 1,		// center window over browser window? overrides top and left
			centerScreen: 0,		// center window over entire screen? overrides top and left
			width: 432,				// width in pixels of the window.
			height: 288,			// height in pixels of the window.
			left: 0,					// left position when the window appears.
			location: 0,			// is address bar is displayed?
			menubar: 0,				// is menu bar is displayed?
			resizable: 0,			// whether the window can be resized. Can also be overloaded using resizable.
			scrollbars: 0,			// determines whether scrollbars appear on the window.
			status: 0,				// whether a status line appears at the bottom of the window.
			windowName: null,		// name of window set from the name attribute of the element that invokes the click
			windowURL: null,		// url used for the popup
			top: 0,					// top position when the window appears.
			toolbar: 0				// determines whether a toolbar (includes the forward and back buttons) is displayed.
		};

		settings = $.extend({}, $.fn.popupWindow.defaultSettings, instanceSettings || {});

		var windowFeatures =    'height=' + settings.height +
								',width=' + settings.width +
								',toolbar=' + settings.toolbar +
								',scrollbars=' + settings.scrollbars +
								',status=' + settings.status +
								',resizable=' + settings.resizable +
								',location=' + settings.location +
								',menuBar=' + settings.menubar;

				settings.windowName = this.name || settings.windowName;
				settings.windowURL = this.href || settings.windowURL;
				var centeredY,centeredX;

				if(settings.centerBrowser){

					if ($.browser.msie) {//hacked together for IE browsers
						centeredY = (window.screenTop - 120) + ((((document.documentElement.clientHeight + 120)/2) - (settings.height/2)));
						centeredX = window.screenLeft + ((((document.body.offsetWidth + 20)/2) - (settings.width/2)));
					} else {
						centeredY = window.screenY + (((window.outerHeight/2) - (settings.height/2)));
						centeredX = window.screenX + (((window.outerWidth/2) - (settings.width/2)));
					}
					window.open(settings.windowURL, settings.windowName, windowFeatures+',left=' + centeredX +',top=' + centeredY).focus();
				} else if (settings.centerScreen){
					centeredY = (screen.height - settings.height)/2;
					centeredX = (screen.width - settings.width)/2;
					window.open(settings.windowURL, settings.windowName, windowFeatures+',left=' + centeredX +',top=' + centeredY).focus();
				} else {
					window.open(settings.windowURL, settings.windowName, windowFeatures+',left=' + settings.left +',top=' + settings.top).focus();
				}
				return false;
			});

		});
	};
})(jQuery);