function openContactAuthor(authorId){
	winwidth=500;
	winheight=515;
	wposx=(screen.width-500)/2;
	wposy=(screen.height-525)/2;
	file =  H_PATH + '/modules/misc/authorFeedback.php?authorId=' + authorId ;
	popupWin = window.open(file, "authorFeedback", "status=no,resizable=no,toolbar=no,scrollbars=yes,screenX=" + wposx + ",screenY=0,left=" + wposx + ",top=" + wposy + ",width=" + winwidth + ",height=" + winheight);
	popupWin.focus();
}