function DrawImage(ImgD){   
        var image=new Image();   
        image.src=ImgD.src;
        if(image.width>0 && image.height>0)
        {   
          flag=true;   
          if(image.width/image.height>=78/58)
          {   
            if(image.width>78){       
				ImgD.width=78;   
				ImgD.height=(image.height*78)/image.width;   
            }
            else
            {   
				ImgD.width=image.width;       
				ImgD.height=image.height;   
            }   
				ImgD.alt=image.width+"กม"+image.height;   
            }   
          else{   
            if(image.height>58)
            {       
				ImgD.height=58;   
				ImgD.width=(image.width*58)/image.height;             
            }else{   
				ImgD.width=image.width;       
				ImgD.height=image.height;   
            }   
				ImgD.alt=image.width+"กม"+image.height;   
            }   
        }   
}