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;  
           }  
           }  
         }  
}