﻿<!--
//调用方式<img src='"+url+"' onload='javascript:DrawImage(this,300,380)'>

//图片按比例缩放
var flag=false;
function DrawImage(ImgD,iwidth,iheight){
    //参数(图片,允许的宽度,允许的高度)
    var image=new Image();
    image.src=ImgD.src;
    if(image.width>0 && image.height>0){
    flag=true;
    if(image.width/image.height>= iwidth/iheight){
        if(image.width>iwidth){  
        ImgD.width=iwidth;
        ImgD.height=(image.height*iwidth)/image.width;
        }else{
        ImgD.width=image.width;  
        ImgD.height=image.height;
        }
        //ImgD.alt=image.width+"×"+image.height;
        }
    else{
        if(image.height>iheight){  
        ImgD.height=iheight;
        ImgD.width=(image.width*iheight)/image.height;        
        }else{
        ImgD.width=image.width;  
        ImgD.height=image.height;
        }
        //ImgD.alt=image.width+"×"+image.height;
        }
    }
}
//察看已经上传得图片
function showpic(url,divname){
var obj=document.getElementById(divname);
  document.all(divname).style.display="block";
  obj.innerHTML="<img src='"+url+"' onload='javascript:DrawImage(this,300,380)'><br><a href='#' onClick='javascrpt:closeshowpic();'>关闭</a>";
}
function closeshowpic()
{
document.all("lookuppic").style.display="none";
}
function setmiddle(image, height) {

  if (typeof(image) == 'string') image = document.images[image] || document.getElementById(image);
  //var div = image.parentNode;

  //if(div.nodeName != "DIV") {
  //  div = div.parentNode;
  //}
  if(image.height > 0 && image.height < height) {
    image.style.paddingTop = (height - image.height) / 2;
  } else {
    image.height = height;
    image.style.paddingTop = 0;
  }
}

//-->
