function DrawImage(ImgD,width,height){
var image=new Image();
image.src=ImgD.src;
if(image.width>0 && image.height>0){
if(image.width/image.height>= width/height){
if(image.width>width){
ImgD.width=width;
ImgD.height=(image.height*width)/image.width;
}else{
ImgD.width=image.width;
ImgD.height=image.height;
}
}
else{
if(image.height>height){
ImgD.height=height;
ImgD.width=(image.width*height)/image.height;
}else{
ImgD.width=image.width;
ImgD.height=image.height;
}
}
}
}
function fiximgwin(url)
{
var imgwin = window.open('', 'img', 'width=50,height=50');
imgwin.focus();
var HTML = "\r\n\r\n图片浏览\r\n\r\n\r\n![](\"")
\r\n\r\n";
var doc = imgwin.document;
doc.open("text/html", "replace");
doc.write(HTML);
doc.close();
}