var  flag=false;  
	function  DrawImages(ImgD,w,h){  
		 var  image=new  Image();  
		 image.src=ImgD.src;  
		 if(image.width>0 && image.height>0){  
		   flag=true;  
		   if((image.width/image.height)>=(w/h)){  
			 if(image.width>w){      
			 ImgD.width=w;  
			 ImgD.height=(image.height*w)/image.width;  
			 }else{  
			 ImgD.width=image.width;      
			 ImgD.height=image.height;  
			 }  
			 ImgD.alt=image.width+"×"+image.height;  
			 }  
		   else{  
			 if(image.height>h){      
			 ImgD.height=h;  
			 ImgD.width=(image.width*h)/image.height;            
			 }else{  
			 ImgD.width=image.width;      
			 ImgD.height=image.height;  
			 }  
			 ImgD.alt=image.width+"×"+image.height;  
			 }  
		   }  
	}