function resize() {

   //this_image = document.detail_image.src
   x= parseInt(document.images.detail_image.width);
   y= parseInt(document.images.detail_image.height);
   if (x > 400 || y > 360)
   {
	   if (x > y) {
	     x = 400
	     y = 300
	   } else {
	     x = 272
	     y = 360
	   }
	   
	    document.images.detail_image.width=x;
  	 	document.images.detail_image.height=y;
   }
  
  
}