addnews.js

企业宣传网站后台

//通用函数
function check(lbl, txt, msg) {
	var oLbl = document.getElementById(lbl);
	if(document.getElementById(txt).value == "") {
		oLbl.innerHTML = "<font color='red'>" + msg + "</font>";
		return false;
	} else {
		oLbl.innerHTML = "";
		return true;
	}
}

//检查新闻标题
function checkNewsName() {
	return check("lblNewsName", "txtNewsName", "请输入新闻标题！");
}

//检查新闻内容
function checkContent() {
	return check("lblContent", "txtContent", "请输入新闻内容！");
}

function checkForm() {
	if(checkNewsName() && checkContent()) {
		return true;
	} else {
		return false;
	}
}