// JavaScript Document
function emptyOption(obj) {
	var tableSelects = obj.getElementsByTagName("select");
	var msg = "";
	for (var i=0, len = tableSelects.length; i<len; i++) {
		if (tableSelects[i].selectedIndex == 0)
			msg += "- Please select an option from the " + tableSelects[i].name + " field\n";
	}
	if(msg != ""){
		alert(msg);
		return false;
	}
}