function select_anchor() {
	url = document.location.href;
	if (url.match(/\?/)) {
		urlsplit = url.split("?");
		id = urlsplit[1];
		if (id.match(/^b-/)) {
			settype='select';
			feldname = 'betreff';
			urlsplit = id.split("b-");
		}
		else if (id.match(/^i-/)) {
			settype='checkbox';
			feldname = 'interesse';
			urlsplit = id.split("i-");
		}
		id = urlsplit[1];
		if (settype == 'select') {
			maxindex = document.getElementById(feldname).length;
			for (i=0;i!=maxindex;i++) {
				if (document.getElementById(feldname).options[i].value == id) {
					document.getElementById(feldname).selectedIndex = i;
				}
			}
		}
		else if (settype == 'checkbox') {
			jQuery(document).ready(function() {
				jQuery('input[type=checkbox]').each(function() {
					if (jQuery(this).attr('name') == id) {
						jQuery(this).attr({'checked' : 'checked'});
					}
				});
			});

		}
	}
}