function popup( path, w, h, scroll, windowName ){
	
	if ( screen.availWidth < w ){
		w = screen.availWidth - 10;
		scroll = "yes";
	}
	if ( screen.availHeight < h ){
		h = screen.availHeight - 29;
		scroll = "yes";
	}

	x = ( screen.availWidth - w - 10 ) / 2;
	y = ( screen.availHeight - h - 29 ) / 2;
	
	var F2 = window.open( path, windowName, "width=" + w + ",height=" + h + ", top=" + y + ", left=" + x + ",scrollbars=" + scroll);
	F2.focus();
}

function startPageByPath( path ){
	if( screen.availWidth < 1024 || screen.availHeight < 712 ){
		alert( "ACHTUNG!\nDie benötigte Darstellungsgröße von 1024x712 steht leider nicht zu Verfügung! (" + screen.availWidth + "x" + screen.availHeight + ")\nEine einwandfreie Darstellung kann somit nicht gewährleistet werden." );
	}
	popup( path, 1024, 712, 'no', 'videotraining' );
}

function startPage(){
	startPageByPath( 'system/index.htm' );
}

function startPageAndRedirect(){
	startPage();
	location.href = 'http://www.galileo-press.de';
}

function resizeToMin(){
	
	var outerWidth = window.outerWidth != undefined ? window.outerWidth : 1024 + 10;
	var outerHeight = window.outerHeight != undefined ? window.outerHeight : 712 + 35;
	
	var w = 405 + outerWidth - 1024;
	var h = 345 + outerHeight - 712;
	window.resizeTo( w, h );
}

function resizeToMax(){
	
	var outerWidth = window.outerWidth != undefined ? window.outerWidth : 405 + 10;
	var outerHeight = window.outerHeight != undefined ? window.outerHeight : 345 + 35;
	
	var w = 1024 + outerWidth - 405;
	var h = 712 + outerHeight - 345;
	window.resizeTo( w, h );
}