var activeLink = null;
var oldLink = null;

function renewCode()
{
	var	now = new Date();
	document.getElementById('imgCode').src = 'php/easycaptcha.img.php?newimg=' + now.getTime();
}

function setActiveLink(myPage)
{
	document.getElementById(myPage).style.textDecoration = 'underline';
}

function unsetLink()
{
	parent.frames['fraMenu']._unsetLink();
}

function _unsetLink()
{
	if( oldLink != null )
	{
		oldLink.style.textDecoration = 'none';
		oldLink = null;
	}
}

function openPopUp(url, width, height, scrolling)
{
	// Fenster zentrieren:
	wleft 		= (screen.width - width) / 2;
	wtop		= (screen.height - height) / 2;
	fenster 	= window.open(url, "fenster1", "width=" + width + ",height=" + height + ",status=yes,scrollbars=" + scrolling + ",resizable=yes");
	fenster.resizeTo(width, height);
	fenster.moveTo(wleft, wtop);
 	fenster.focus();	
}