function setCheckboxes(the_form, do_check)
{
    var elts      =  document.getElementsByTagName("input");
    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;
} 

function setcomboboxes(the_form, nam)
{
    var elts      =  document.getElementsByName(nam);
    var elts_cnt  = (typeof(elts.length) != "undefined") ? elts.length : 0;
		var txt = "";
    if (elts_cnt) {
        for (var i = 0; i < elts_cnt; i++) {
        	if (txt==""){
            txt=elts[i].value;
          } else {
            if (elts[i].value=="empty") {elts[i].value=txt;}
          }
        } 
    } 

    return true;
}