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;             
		}         
	}     
} 
}