// JScript File
function ge(id)
{
    return document.getElementById(id);
}

function validateDate(yearId, monthId, dayId)
{
    editor_date_month_change(monthId, dayId, yearId);
}

function editor_date_month_change(month_el,day_el,year_el){var month_el=ge(month_el);var day_el=ge(day_el);var year_el=year_el?ge(year_el):false;var new_num_days=month_get_num_days(month_el.value,year_el.value&&year_el.value!=-1?year_el.value:false);var b=day_el.options[0].value==-1?1:0;for(var i=day_el.options.length;i>new_num_days+b;i--){remove_node(day_el.options[i-1]);}
for(var i=day_el.options.length;i<new_num_days+b;i++){day_el.options[i]=new Option(i+(b?0:1));}}

function month_get_num_days(month,year){var temp_date;if(month==-1){return 31;}
temp_date=new Date(year?year:1912,month,0);return temp_date.getDate();}

function remove_node(node){if(node.removeNode){node.removeNode(true);}else{for(var ii=node.childNodes.length-1;ii>=0;ii--){remove_node(node.childNodes[ii]);}
node.parentNode.removeChild(node);}
return null;}