function form_field_name (field,name) {
					
					if (field.value == name)
					{
						field.value = '';
						field.style.color = 'black';

					} else {

						if (field.value=='') 
						{
							field.value = name; 
							field.style.color = 'gray';
						} else {
							field.style.color = 'black';
						}

					}

				}
function showSpoiler(obj)
    {
    var inner = obj.parentNode.getElementsByTagName("div")[0];
    if (inner.style.display == "none")
        inner.style.display = "";
    else
        inner.style.display = "none";
    }