function send_data(obj) {

		GoTo('thisPage?event=middle.filter(keyw='+obj.value+')');


}
function send_issue(obj) {

		GoTo('thisPage?event=middle.get_issue(iss='+obj.value+')');


}
function send_month() {

	var form = document.searchEI;
	m=form.monat.options[form.monat.selectedIndex].value;
	y=form.jahre.options[form.jahre.selectedIndex].value;
	GoTo('thisPage?event=middle.get_eventitems(c_sel=month;m='+m+';y='+y+')');


}
function send_period() {

	var form = document.searchEI;
	z=form.zeitraum.options[form.zeitraum.selectedIndex].value;
	GoTo('thisPage?event=middle.get_eventitems(c_sel=period;z='+z+')');

}