var flag=false; 
 function DrawImage(ImgD,FitWidth,FitHeight){ 
 var image=new Image(); 
 image.src=ImgD.src; 
 if(image.width>0 && image.height>0){
 flag=true; 
 	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; 
  }
   } 
   } 
   }