javascript 访问img标。。。。

Question

<form action="" method="post" enctype="multipart/form-data" name="form1">
  <input name="file" type="file" onchange="if(this.value!="")a.src=this.value.replace(/\\/ig,'\/')">
  <img src="qtjd/11111111111.gif" name="a" width="235" height="170" id="a">
</form>

Answer 1

<form action="" method="post" enctype="multipart/form-data" name="form1">
  <input name="file" type="file" onchange="a11.src=this.value">
  <img src="qtjd/11111111111.gif" name="a11" id="a11">
</form>

Answer 2

To  xinyunyishui(心云意水) 
怎么老是提示语法错误呢

Answer 3

<form action="" method="post" enctype="multipart/form-data" name="form1">
  <input name="file" type="file" onchange="if(this.value!='')a.src=this.value.replace(/\\/ig,'\/')">
  <img src="qtjd/11111111111.gif" name="a" width="235" height="170" id="a">
</form>