form.js

功能介绍： 1、产品入库

function Dx_admin_login(){
 if (document.login_form.dx_admin_name.value==""){
     alert("用户名不能为空！");
	 document.login_form.dx_admin_name.focus();
	 document.login_form.dx_admin_pass.value="";
	 return false;
     }else if (document.login_form.dx_admin_pass.value==""){
	        alert("密码不能为空！");
	        document.login_form.dx_admin_pass.focus();
	        return false;
	  }else if (document.login_form.safecode.value.length < 4){
	        alert("验证码错误！");
	        document.login_form.safecode.focus();
	        return false;
	  }
  return true;
}