//================================================
// 说明:判断字符串是否是时间(js)
//------------------------------------------------
function IsTime(dateString) {
dateString = $.trim(dateString);
if (dateString == null && dateString.length == 0) {
return false;
}
dateString = dateString.replace(/\//g, "-");
var reg = /^(\d{1,4})(-|\/)(\d{1,2})\2(\d{1,2}) (\d{1,2}):(\d{1,2}):(\d{1,2})$/;
var r = dateString.match(reg);
if (r == null) {
var reg = /^(\d{1,4})(-|\/)(\d{1,2})\2(\d{1,2})$/;
var r = dateString.match(reg);
}
return r != null;
}