function uncheckgremien() {
 if (document.searchForm2.gremien[0].checked == true) {
   document.searchForm2.gremien[1].checked = false;
   document.searchForm2.gremien[2].checked = false;
   document.searchForm2.gremien[3].checked = false;
   document.searchForm2.gremien[4].checked = false;
   document.searchForm2.gremien[5].checked = false;
   }
 }
 

function uncheckall(mar) {
var x = eval("document.searchForm2."+mar);
	//alert("trying "+x[0]);
 if (x[0].checked == true) {
    x[0].checked = false;
 } 

}

function uncheckunterlagen() {
 if (document.searchForm2.unterlagen[0].checked == true) {
   document.searchForm2.unterlagen[1].checked = false;
   document.searchForm2.unterlagen[2].checked = false;
   document.searchForm2.unterlagen[3].checked = false;
   document.searchForm2.unterlagen[4].checked = false;
   document.searchForm2.unterlagen[5].checked = false;
   document.searchForm2.unterlagen[6].checked = false;
   }
 }

function unchecktoplevel(vx) {

 if (vx == '1') {
 	 document.searchForm2.toplevel[0].checked = false;
 	 document.searchForm2.toplevel[2].checked = false;
 	 document.searchForm2.toplevel[1].checked = true;
  }	
 if (vx == '2') {
 	 document.searchForm2.toplevel[0].checked = false;
 	 document.searchForm2.toplevel[1].checked = false;
 	 document.searchForm2.toplevel[2].checked = true;
 	 }
 }

function unchecktoplevelold() {
if (document.searchForm2.toplevel[0].checked == true) {
	 document.searchForm2.toplevel[1].checked = false;
	 document.searchForm2.toplevel[2].checked = false;
	 }
}
function uncheckareas() {
 if (document.searchForm2.areas[0].checked == true) {
   document.searchForm2.areas[1].checked = false;
   document.searchForm2.areas[2].checked = false;
   document.searchForm2.areas[3].checked = false;
   document.searchForm2.areas[4].checked = false;
   }
 }

function uncheckdates() {
 if (document.searchForm2.dates[0].checked == true) {
   var jetzt = new Date();
   document.searchForm2.fromday.value = '1';
   document.searchForm2.frommonth.value = '0';
   document.searchForm2.fromyear.value = '1994';
   document.searchForm2.today.value = jetzt.getDate();
   document.searchForm2.tomonth.value = jetzt.getMonth();
   document.searchForm2.toyear.value = jetzt.getFullYear();
   document.searchForm2.dates[1].checked = false;
   document.searchForm2.dates[2].checked = false;
   document.searchForm2.dates[3].checked = false;
   document.searchForm2.dates[4].checked = false;
   document.searchForm2.dates[5].checked = false;
   document.searchForm2.dates[6].checked = false;
   }
 }