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{ 
                ImgD.width=image.width; 
                ImgD.height=image.height; 
            } 
        } else{ 
            if(image.height>FitHeight){ 
                ImgD.height=FitHeight; 
                ImgD.width=(image.width*FitHeight)/image.height; 
            }else{ 
                ImgD.width=image.width; 
                ImgD.height=image.height; 
            } 
        } 
    } 
	ImgD.style.display = "block";  
}