var disc_target = '_top';

/* calls a diclaimer_check() function that is to be defined in all pages that use this */
function disclaimer(link) {
	
	if (!disclaimer_check()) {
		return false;	
	}
	
	var h = Math.round(screen.availHeight / 1.5);
	var w = Math.round(screen.availWidth / 1.5);
	var top = Math.round((screen.availHeight - h) / 2);
	var left = Math.round((screen.availWidth - w) / 2);
	window.open(link, 'disclaimer', 'width=' + w + ',height=' + h + ',screenX=5,screenY=5,left=' + left + ',top=' + top + ',resizable=yes,menubar=no,scrollbars=yes,titlebar=no,toolbar=no,status=no');
}