function clear_text(){
	 $("#userName").val("");	 
 }

var head = "display:''"; 
function doit2(header) {
	var head = header.style;
	if (head.display == "none") {
		head.display = "block";
	} else {
		head.display = "none";
	}
}
function doit(id) {
	var obj = document.getElementById("pop" + id);
	if (obj.style.display == "none") {
		obj.style.display = "";
	} else {
		obj.style.display = "none";
	}
}

/*trim() delete font back blank*/
function trim(str) {
	return str.replace(/(^\s*)|(\s*$)/g, "");
}

function MM_swapImgRestore() { //v3.0
	var i, x, a = document.MM_sr;
	for (i = 0; a && i < a.length && (x = a[i]) && x.oSrc; i++) {
		x.src = x.oSrc;
	}
}
function MM_preloadImages() { //v3.0
	var d = document;
	if (d.images) {
		if (!d.MM_p) {
			d.MM_p = new Array();
		}
		var i, j = d.MM_p.length, a = MM_preloadImages.arguments;
		for (i = 0; i < a.length; i++) {
			if (a[i].indexOf("#") != 0) {
				d.MM_p[j] = new Image;
				d.MM_p[j++].src = a[i];
			}
		}
	}
}
function MM_findObj(n, d) { //v4.01
	var p, i, x;
	if (!d) {
		d = document;
	}
	if ((p = n.indexOf("?")) > 0 && parent.frames.length) {
		d = parent.frames[n.substring(p + 1)].document;
		n = n.substring(0, p);
	}
	if (!(x = d[n]) && d.all) {
		x = d.all[n];
	}
	for (i = 0; !x && i < d.forms.length; i++) {
		x = d.forms[i][n];
	}
	for (i = 0; !x && d.layers && i < d.layers.length; i++) {
		x = MM_findObj(n, d.layers[i].document);
	}
	if (!x && d.getElementById) {
		x = d.getElementById(n);
	}
	return x;
}
function MM_swapImage() { //v3.0
	var i, j = 0, x, a = MM_swapImage.arguments;
	document.MM_sr = new Array;
	for (i = 0; i < (a.length - 2); i += 3) {
		if ((x = MM_findObj(a[i])) != null) {
			document.MM_sr[j++] = x;
			if (!x.oSrc) {
				x.oSrc = x.src;
			}
			x.src = a[i + 2];
		}
	}
}

function setMainHeight(){ 
parent.document.getElementById('main').style.height=this.document.body.scrollHeight;
}


/**
 * This function is supplied to use ajax simple.
 */
function retrieveURL(url, id, callback) {
	if ($("#ec_waitingBarCore").length>0){
		$("#ec_waitingBarCore").show();
	}
	var processStateChange = function(text) {	// text=responseText
		if ($("#ec_waitingBarCore").length>0){
			$("#ec_waitingBarCore").hide();
		}
		if ($("."+id).length>0){
			$("."+id).html(text);
		}else if($("#"+id).length>0){
			$("#"+id).html(text);
		}
		window.scroll(0, -65000);
		if(callback && callback.constructor == Function){
			callback();
		}
	};
	var failFunction = function(){
	};
	$.ajax({
		url: url,
		type: "POST",
		error: failFunction,
		success: processStateChange
	});
	
}


/**
 * Ajax url: request url sid: html id
 */
function ajaxGet(url, sid, callback) { 
	$.ajax({
		url: webPath + url,
		type: "GET",
		success: function(html){
			var id = '#'+sid;
			$().data(id, $(id));
			$(id).append(html).show();
			if(callback){
				callback();
			}
		}
	});
}

/**
 * Ajax url: request url sid: html class name
 */
function ajaxGetByClass(url, sid, callback) { 
	$.ajax({
		url: webPath + url,
		type: "GET",
		success: function(html){
			var id = '.'+sid;
			$().data(id, $(id));
			$(id).append(html).show();
			if(callback){
				callback();
			}
		}
	});
}
function isNumber(oNum){
	 if(!oNum) return false;
	 var strP=/^\d+(\.\d+)?$/;
	 if(!strP.test(oNum)) return false;
	 try{
		 if(parseFloat(oNum)!=oNum) return false;
	 }catch(ex){
		 return false;
	 }
	 return true;
} 


function checkEmail(){
	
	if(!(/^[_a-z0-9]+@([_a-z0-9]+\.)+[a-z0-9]{2,3}$/.test($("#email").val()))){
		
		$("#message").html("请输入正确的Email");
		$("#email").focus();
		return false;
	}
	
	return true;
}

function acticleTypeFormCheck(){
	if ($("#typeId").val()==""){
		alert("请填 写版块ID");
		return false;
	}
	
	if ($("#description").val()==""){
		alert("请填 写版块名称");
		return false;
	}
}


function userFormCheck(flag){
	
	if($("#account").val().length<=0){
		$("#message").html("请输入帐号/登录名");
		$("#account").focus();
		return false;
	}
	if(flag=='0'){
		if($("#password").val().length<=0){
			$("#message").html("请输入密码");
			$("#password").focus();
			return false;
		}
		if($("#password1").val().length<=0){
			$("#message").html("请输入确认密码");
			$("#password1").focus();
			return false;
		}
		if($("#password").val()!=$("#password1").val()){
			
			$("#message").html("两次输入密码不一致");
			$("#password").focus();
			return false;
		}
	}
	if($("#userName").val().length<=0){
		$("#message").html("请输入姓名");
		$("#userName").focus();
		return false;
	}
	

	if($("#male").val().length<=0&&$("#female").val().length<=0){
		$("#message").html("请选择性别");
		$("#male").focus();
		return false;
	}
	
	return checkEmail();
}

function deleteUser1(account,pageNumber){	
	if(confirm('删除后将无法恢复！')){ 	
		var url =webPath+"/admin/deleteUser?account="+account+"&page="+pageNumber;	
		//alert("url=="+url);
		location.href=url;	
		
	}  	
}

function deleteArticleType(typeId,pageNumber){
	if(confirm('删除后将无法恢复！')){ 	
		var url =webPath+"/admin/delteArticleType?typeId="+typeId+"&page="+pageNumber;			
		location.href=url;	
		
	}  	
}

function classesFormCheck(flag){
	
	if($("#classesName").val().length<=0){
		$("#message").html("请输入班级名称");
		$("#classesName").focus();
		return false;
	}
	if($("#schoolID").val().length<=0){
		$("#message").html("请选择校名");
		$("#schoolID").focus();
		return false;
	}
	if($("#year").val().length<=0){
		$("#message").html("请输入学年");
		$("#year").focus();
		return false;
	}
	if($("#grade").val().length<=0){
		$("#message").html("请输入年级");
		$("#grade").focus();
		return false;
	}
	if($("#schoolSeason").val().length<=0){
		$("#message").html("请输入学季");
		$("#schoolSeason").focus();
		return false;
	}
	
	if($("#subject").val().length<=0){
		$("#message").html("请输入学科");
		$("#subject").focus();
		return false;
	}
	
}

function deleteClasses(classesID,pageNumber){
	
	if(confirm('删除后将无法恢复！')){  		
		var url =webPath+"/admin/deleteClasses?classesID="+classesID+"&page="+pageNumber;		
		location.href=url;	
		
	}  

}

function deleteBooks(bookID,pageNumber){	
	if(confirm('删除后将无法恢复！')){  		
		var url =webPath+"/admin/deleteBooks?bookID="+bookID+"&page="+pageNumber;		
		location.href=url;	
		
	}  
}

function bookssFormCheck(flag){
	
	var file_name=""+$("#upFile_photo").val();	
	file_name=file_name.substring(file_name.lastIndexOf(".")+1);	
	$("#kuozhanname_potho").val(file_name);  
	
	if($("#booksType").val().length<=0){
		$("#message").html("请选择书刊类型");
		$("#booksType").focus();
		return false;
	}
	
	if($("#booksName").val().length<=0){
		$("#message").html("请输入书名");
		$("#booksName").focus();
		return false;
	}
	if($("#booksCreator").val().length<=0){
		$("#message").html("请输入作者");
		$("#booksCreator").focus();
		return false;
	}
	if($("#booksPublic").val().length<=0){
		$("#message").html("请输入出版社");
		$("#booksPublic").focus();
		return false;
	}
	
	if($("#booksOldPrice").val().length<=0){
		$("#message").html("请输入原价");
		$("#booksOldPrice").focus();
		return false;
	}	
}





function TeachersFormCheck(flag){
	
	
	
	if($("#teacherName").val().length<=0){
		$("#message").html("请输入教师");
		$("#teacherName").focus();
		return false;
	}
	if($("#teacherPost").val().length<=0){
		$("#message").html("请输入职务");
		$("#teacherPost").focus();
		return false;
	}
	if($("#teacherSubject").val().length<=0){
		$("#message").html("请选择教授科目");
		$("#teacherSubject").focus();
		return false;
	}
	
	if($("#teacherEducation").val().length<=0){
		$("#message").html("请选择学历");
		$("#teacherEducation").focus();
		return false;
	}
	if($("#teacherYear").val().length<=0){
		$("#message").html("请选择授课年级");
		$("#teacherYear").focus();
		return false;
	}
	
	var filename=""+$("#upFile_photo").val();	
	filename=filename.substring(filename.lastIndexOf(".")+1);	
	$("#kuozhanname_potho").val(filename); 
	
	var filename1=""+$("#upFile_photo1").val();	
	filename1=filename1.substring(filename1.lastIndexOf(".")+1);	
	$("#kuozhanname_potho1").val(filename1);  
	
	var videoname=""+$("#upFile_video").val();	
	videoname=videoname.substring(videoname.lastIndexOf(".")+1);	
	$("#kuozhanname_video").val(videoname);  
}





function SchoolFormCheck(flag){	
	
	if($("#schoolName").val().length<=0){
		$("#message").html("请输入校区名称");
		$("#schoolName").focus();
		return false;
	}
	if($("#schoolArea").val().length<=0){
		$("#message").html("请输入区县");
		$("#schoolArea").focus();
		return false;
	}
	if($("#address").val().length<=0){
		$("#message").html("请输入校区地址");
		$("#address").focus();
		return false;
	}	
	
}

function classesFormSearch(){
	
	
	$("#classform").submit();	
}

function studentLogin(){
	if($("#id").val().length<=0){
		alert("请输入学员档案号");
		$("#id").focus();
		return false;
	}	
	if($("#password").val().length<=0){
		alert("请输入档案号密码");
		$("#password").focus();
		return false;
	}
	
//	var url="http://www.huayn.com/student/studentLogin.do"
//	var id=$("#id").val();
//	var password=$("#password").val();
//	
//	window.location=url+"?id="+id+"&password="+password;
}

function baiduFormSearch(){
	if($("#top_m_r_s_l_shurukuang").val().length<=0){
		alert("请输入要查询内容");
		$("#top_m_r_s_l_shurukuang").focus();
		return false;
	}	
	
	
}

function deletePublish(id,pageNumber){
	
	if(confirm('删除后将无法恢复！')){		
		var url =webPath+"/admin/deletePublish?id="+id+"&page="+pageNumber;		
		location.href=url;	
		
	}  
}

function publishFormCheck(flag){	
	/*
	if($("#publish_type").val().length<=0){
		$("#message").html("请选择类别");
		$("#publish_type").focus();
		return false;
	}
	*/
	if($("#title").val().length<=0){
		$("#message").html("请输入标题");
		$("#title").focus();
		return false;
	}
	
	
}