function rating(rating)
{
	document.forms['bewertung'].elements['bewertung'].value=rating;
	document.forms['bewertung'].submit();
}

function smileya(text) 
{
	document.forms[0].message.value+=" ["+text+"] ";
}

function centered_window(url, name, height, width)
{
	var string="resizable=1, height=" + height + ",innerHeight=" + height;
	string+=",width=" + width + ",innerWidth=" + width;
	if (window.screen) 
	{
		var hoehe=screen.availHeight;
		var breite=screen.availWidth;
		var x = (breite-width)/2;
		var y = (hoehe-height)/2;
		string+=",left="+x+",screenX="+x;
		string+=",top="+y+",screenY="+y;
	}
	return window.open(url, name, string);
}