用 JavaScript 实现网页图片等比例缩放

 <script language="JavaScript" type="text/javascript">
    <!--
    // 说明：用 JavaScript 实现网页图片等比例缩放
    // 整理：http://www.CodeBit.cn 
    function DrawImage(ImgD,FitWidth,FitHeight)
    {    
       var image=new Image();
       image.src=ImgD.src;    
       if(image.width>0 && image.height>0)
       {        
            if(image.width/image.height>= FitWidth/FitHeight)
            {            
                if(image.width>FitWidth)
                {               
                    ImgD.width=FitWidth;              
                      ImgD.height=(image.height*FitWidth)/image.width;
                }else
                {                
           &