带有图片预览功能的上传表单，完整的HTML代码如下所示

meta http-equiv="Content-Type" content="text/html; charset=gb2312"

title带有图片预览功能的上传表单/title

script

function viewmypic(mypic,imgfile) {

if (imgfile.value){

mypic.src=imgfile.value;

mypic.style.display="";

mypic.border=1;

}

}

/script

/head

center

form

input name="imgfile" type="file" size="40" onchange="viewmypic(showimg,this.form.imgfile);" /

/form

img name="showimg" src="" alt="预览图片" /

div

/center

/body

/html