function urlwindow(url,w,h){
window.open(url,'JavaScript','toolbar=no,menubar=no,location=no,personalbar=no,scrollbars=yes,directories=no,status=no,resizable=no,top=0,width='+w+',height='+h+'');
}

function selecturl(s){
var gourl = s.options[s.selectedIndex].value;
window.top.location.href = gourl;
}

function setCheckboxes(the_form, the_checkboxes, do_check){
var elts = document.forms[the_form].elements[the_checkboxes + '[]'];
var elts_cnt = (typeof(elts.length) != 'undefined')
? elts.length
: 0;
if(elts_cnt){  for(var i = 0; i < elts_cnt; i++){ elts[i].checked = do_check; }  }
else{ elts.checked = do_check; }
return true;
}