function is_number(){
 	if ((event.keyCode<48)||(event.keyCode>57)){//	alert("此项填写必须是数字!");
  		event.returnValue=false;
 	}
}
function myshow(aa) {
var feature = 'status=1; scroll=yes; center=1;scrollbars=yes;resizable=0;'
  feature += 'dialogWidth:650px; dialogHeight:650px;';
  window.showModalDialog("tpshow.asp?id="+aa+"&random()", "_blank", feature);
}

function cppl(aa) {
var iLeft = (screen.width-700)/2;
var iTop = (screen.height-700)/2;
var strSta = "toolbar=0,location=0,directories=0,status=1,menubar=0,scrollbars=1,"
strSta = strSta + "resizable=0,copyhistory=0,width=600,height=300,top="+iTop+",left="+iLeft;
window.open("cppl.asp?id="+aa,"_blank",strSta);
}

function MM_findObj(n, d) { //v4.0
  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 && document.getElementById) x=document.getElementById(n); return x;
}

function MM_showHideLayers() { //v3.0
  var i,p,v,obj,args=MM_showHideLayers.arguments;
  for (i=0; i<(args.length-2); i+=3) if ((obj=MM_findObj(args[i]))!=null) { v=args[i+2];
    if (obj.style) { obj=obj.style; v=(v=='show')?'visible':(v='hide')?'hidden':v; }
    obj.visibility=v; }
}

function Check(){
var mc=document.form.mc.value;
window.showModalDialog("yz.asp?abc=mc&mc="+mc,"","dialogwidth=380px;dialogheight=120px;status=no;help:no;scroll:no");
}
function checksignup() {
if ( document.form.mc.value == '' ) {
window.alert('请输入一个用户帐号!');
document.form.mc.focus();
return false;
}
if ( document.form.pd.value == '' ) {
window.alert('请输入您的用户密码!');
document.form.pd.focus();
return false;
}
if ( document.form.pd.value.length<6) {
window.alert('为保证帐号安全,密码不能低于6位!');
document.form.pd.focus();
return false;
}
if ( document.form.pd2.value == '' ) {
window.alert('请输入确认密码!');
document.form.pd2.focus();
return false;
}
if ( document.form.pd2.value != document.form.pd.value) {
window.alert('您两次输入的密码不相同,请重新输入!');
document.form.pd2.focus();
return false;
}
if ( document.form.mail.value == '' ) {
window.alert('请输入您的电子邮件!');
document.form.mail.focus();
return false;
}
if (( document.form.mail.value.length<5 )||(document.form.mail.value.indexOf("@")==-1)||(document.form.mail.value.indexOf(".")==-1 )) {
window.alert('请输入您正确的电子邮件!');
document.form.mail.focus();
return false;
}
return true;
}

function checklogin() {
if ( document.form.mc.value == '' ) {
window.alert('请输入您的用户帐号!');
document.form.mc.focus();
return false;
}
if ( document.form.pd.value == '' ) {
window.alert('请输入您的用户密码!');
document.form.pd.focus();
return false;
}
if ( document.form.pd.value.length<6) {
window.alert('用户密码不能低于6位!');
document.form.pd.focus();
return false;
}
return true;
}

function checkgetpd() {
if ( document.form.mc.value == '' ) {
window.alert('请输入您的用户帐号!');
document.form.mc.focus();
return false;
}
if ( document.form.mail.value == '' ) {
window.alert('请输入您的电子邮件!');
document.form.mail.focus();
return false;
}
if (( document.form.mail.value.length<5 )||(document.form.mail.value.indexOf("@")==-1)||(document.form.mail.value.indexOf(".")==-1 )) {
window.alert('请输入您正确的电子邮件!');
document.form.mail.focus();
return false;
}
return true;
}

function checkmm() {
if ( document.form.pd.value == '' ) {
window.alert('请输入您的原密码!!');
document.form.pd.focus();
return false;
}
if ( document.form.pd1.value == '' ) {
window.alert('请输入您的新密码!!');
document.form.pd1.focus();
return false;
}
if ( document.form.pd2.value == '' ) {
window.alert('请确认新密码!!');
document.form.pd2.focus();
return false;
}
if ( document.form.pd1.value!=document.form.pd2.value) {
window.alert('新密码与确认码不一致!!');
document.form.pd2.focus();
return false;
}
if ( document.form.pd2.value.length<6) {
window.alert('用户密码不能低于6位!');
document.form.pd2.focus();
return false;
}
return true;
}
	
function dxshow(aa) {
var feature = 'status=1; scroll=yes; center=1;scrollbars=yes;resizable=0;'
feature += 'dialogWidth:500px; dialogHeight:380px;';
window.showModalDialog("dxshow.asp?sky=show&id="+aa+"&random()", "_blank", feature);
}
	
function dxxshow() {
var iLeft = (screen.width-700)/2;
var iTop = (screen.height-700)/2;
var strSta = "toolbar=0,location=0,directories=0,status=1,menubar=0,scrollbars=1,"
strSta = strSta + "resizable=0,copyhistory=0,width=650,height=350,top="+iTop+",left="+iLeft;
window.open("dxshow.asp","_blank",strSta);
}

function ddshow(aa) {
var iLeft = (screen.width-700)/2;
var iTop = (screen.height-700)/2;
var strSta = "toolbar=0,location=0,directories=0,status=1,menubar=0,scrollbars=1,"
strSta = strSta + "resizable=0,copyhistory=0,width=650,height=350,top="+iTop+",left="+iLeft;
window.open("ddshow.asp?id="+aa,"_blank",strSta);
}

	
function is_number(){
if ((event.keyCode<48)||(event.keyCode>57)){//	alert("此项填写必须是数字!");
event.returnValue=false;
}
}

function checkpl() {
if ( document.form.fs.value == '' ) {
window.alert('请选择评分!');
document.form.fs.focus();
return false;
}
if ( document.form.nr.value == '' ) {
window.alert('请输入内容!');
document.form.nr.focus();
return false;
}
if ( document.form.yzm.value == '' ) {
window.alert('请输入验证码!');
document.form.yzm.focus();
return false;
}
return true;
}


function ModifyWriteFrom() {
document.form.name1.value="";
document.form.yb.value="";
document.form.dz.value="";
document.form.stel_0.value="";
document.form.stel_1.value="";
document.form.stel_2.value="";
document.form.smob.value="";

}

function ModifyWriteFrom1(){
document.form.name1.value= document.form.name.value;
document.form.yb.value=document.form.ls_yb.value;
document.form.dz.value=document.form.ls_dz.value;
document.form.stel_0.value=document.form.ls_tel_0.value;
document.form.stel_1.value=document.form.ls_tel_1.value;
document.form.stel_2.value=document.form.ls_tel_2.value;
document.form.smob.value= document.form.mob.value;

}

function checkgwc() { 
if ( document.form.name.value == '' ) {
window.alert('请输入汇款人姓名!');
document.form.name.focus();
return false;
}

if ( document.form.mail.value == '' ) {
window.alert('请输入电子邮件!');
document.form.mail.focus();
return false;
}

if ( document.form.mail.value.length> 0 &&!document.form.mail.value.indexOf("@")==-1|document.form.mail.value.indexOf(".")==-1 ) {
window.alert('请输入您正确的Email地址!');
document.form.mail.focus();
return false;
}

var f=0;
for(var i=0;i<form.fs.length; i++){ 
if(form.fs[i].checked){ 
f=1; 
break; 
}
} 
if(f==0){ 
window.alert('请选择付款方式!');
document.form.mob.focus();
return false;
} 

var ff=0;
for(var i=0;i<form.ps.length; i++){ 
if(form.ps[i].checked){ 
ff=1; 
break; 
}
} 
if(ff==0){ 
window.alert('请选择产品配送方式!');
document.form.mob.focus();
return false;
}

if ( document.form.name1.value == '' ) {
window.alert('请输入收货人姓名!');
document.form.name1.focus();
return false;
}

if ( document.form.yb.value.length<5) {
window.alert('请输入邮政编码!');
document.form.yb.focus();
return false;
}

if(isNaN(document.form.yb.value)||( document.form.yb.value.length!=6)) {
window.alert('邮政编码必须为6位数字!');
document.form.yb.focus();
return false;
}

if ( document.form.dz.value == '' ) {
window.alert('请输入收货地址!');
document.form.dz.focus();
return false;
}

if (document.form.bz.value.length>100){
window.alert("其它留言不能超过100个字符!");
document.form.bz.focus();
return false;
}
return true;
}


function checkdx() { 
if ( document.form.bt.value == '' ) {
window.alert('请输入短信主题!');
document.form.bt.focus();
return false;
}

if ( document.form.nr.value == '' ) {
window.alert('请输入短信内容!');
document.form.nr.focus();
return false;
}
return true;
}

var prev_value='';
function show(value)
{
if(prev_value!='')
{ document.all[prev_value].style.display='none'; }
if(prev_value==value)
{ document.all[value].style.display='none';  value='' ;}
else 
{ document.all[value].style.display='block'; }
prev_value=value;
 }

//function checkjd() { 
//if ( bh=document.form.bh.value== '' ) {
//window.alert('请输入订单号!');
//document.form.bh.focus();
//return false;
//}
//return checkxml(bh);
//return true;
//}

function checkly() { 
if ( document.form.lx.value == '' ) {
window.alert('请选择留言类型!');
document.form.lx.focus();
return false;
}
if ( document.form.name.value == '' ) {
window.alert('请输入您的姓名!');
document.form.name.focus();
return false;
}
if ( document.form.tel.value == '' ) {
window.alert('请输入您的电话!');
document.form.tel.focus();
return false;
}
if ( document.form.verifycode.value == '' ) {
window.alert('请输入验证码!');
document.form.verifycode.focus();
return false;
}
if ( document.form.nr.value == '' ) {
window.alert('请输入留言内容!');
document.form.nr.focus();
return false;
}
return true;
}

function checkold() {
if ( document.form.mc.value == '' ) {
window.alert('请输入供求主题!');
document.form.mc.focus();
}
else if ( document.form.lb.value == '' ) {
window.alert('请选择供求分类!');
document.form.lb.focus();
}
else if ( document.form.lx.value == '' ) {
window.alert('请选择供求方向!');
document.form.lx.focus();
}
else if ( document.form.name.value == '' ) {
window.alert('请输入联系人!');
document.form.name.focus();
}
else if ( document.form.sj.value == '' ) {
window.alert('请输入发布日期!');
document.form.sj.focus();
}
else if ( document.form.ssj.value == '' ) {
window.alert('请输入截止日期!');
document.form.ssj.focus();
}
else if ( document.form.zt.value == '' ) {
window.alert('请选择状态!');
document.form.zt.focus();
}
else if ( document.form.nr.value == '' ) {
window.alert('请输入内容!');
document.form.nr.focus();
}
else {
return true;
}
return false;
}

function checkbm() { 
if ( document.form.name.value == '' ) {
window.alert('请输入您的真实姓名!');
document.form.name.focus();
return false;
}
if ( document.form.tel.value == '' ) {
window.alert('请输入您的电话!');
document.form.tel.focus();
return false;
}
if ( document.form.sfz.value == '' ) {
window.alert('请输入您的身份证号码!');
document.form.sfz.focus();
return false;
}
if ( document.form.sl.value == '' ) {
window.alert('请输入参加人数!');
document.form.sl.focus();
return false;
}
return true;
}

function checktggwc() { 
if ( document.form.sl.value == '' ) {
window.alert('请输入订购数量!');
document.form.sl.focus();
return false;
}
if ( document.form.mail.value == '' ) {
window.alert('请输入您的电子邮件!');
document.form.mail.focus();
return false;
}
if ( document.form.dz.value == '' ) {
window.alert('请输入您的地址!');
document.form.dz.focus();
return false;
}
var f=0;
for(var i=0;i<form.fs.length; i++){ 
if(form.fs[i].checked){ 
f=1; 
break; 
}
} 
if(f==0){ 
window.alert('请选择付款方式!');
document.form.dz.focus();
return false;
} 

var ff=0;
for(var i=0;i<form.ps.length; i++){ 
if(form.ps[i].checked){ 
ff=1; 
break; 
}
} 
if(ff==0){ 
window.alert('请选择产品配送方式!');
document.form.dz.focus();
return false;
}
return true;
}