个回答

• 雪舞樱尘

  2016-08-24 14:27:13

  已采纳

  function hewe()
     {
         var a=document.getElementById("con");
         var b=document.getElementById("txt");
         a.style.width="300px";
         b.style.height="100px";
     }

  function changeCancelSet(){

      var mychar = confirm("是否取消设置？");

      if(mychar){

          var a= document.getElementById("con");

          var b= document.getElementById("txt");

          a.style.width="600px";
  

          b.style.height="400px";            

      }

  }

  
  

  0

• Fyang

  2016-08-25 15:48:00

  取消设置，obj.style='null'

  0

• HappySimon

  2016-08-24 14:40:03

  function setSize(){
         document.getElementById("con").style.width = "1000px";
          document.getElementById("con").style.height = "20px";

  function setRest(){

   var sign = confirm("确定取消设置？");
          if(sign) {
              document.getElementById("con").style.color = color;
              document.getElementById("con").style.width = width;
             document.getElementById("con").style.height = height;
             document.getElementById("txt").style.display = dis;

   }
  

  0