var newwindow;
function fullScreen(theURL) {
	var screenW = 640, screenH = 480;
	if (parseInt(navigator.appVersion)>3) {
	 screenW = screen.width;
	 screenH = screen.height;
	}
	else if (navigator.appName == "Netscape"
			&& parseInt(navigator.appVersion)==3
			&& navigator.javaEnabled()
		 )
	{
	 var jToolkit = java.awt.Toolkit.getDefaultToolkit();
	 var jScreenSize = jToolkit.getScreenSize();
	 screenW = jScreenSize.width;
	 screenH = jScreenSize.height;
	}
	newwindow = window.open(theURL,'presentationW','height='+screenH+',width='+screenW);
	if (window.focus) {
		newwindow.focus();
	}
}