function SwitchImg()
      {
      var rem, keep=0, store, obj, switcher=new Array, history=document.Data;
      for (rem=0; rem < (SwitchImg.arguments.length-2); rem+=3)
         {
    	 store = SwitchImg.arguments[(navigator.appName == 'Netscape')?rem:rem+1];
         if ((store.indexOf('document.layers[')==0 && document.layers==null) || (store.indexOf('document.all[')==0 && document.all==null))
         store = 'document'+store.substring(store.lastIndexOf('.'),store.length);
         obj = eval(store);
         if (obj != null)
            {
   	    switcher[keep++] = obj;
            switcher[keep++] = (history==null || history[keep-1]!=obj)?obj.src:history[keep];
            obj.src = SwitchImg.arguments[rem+2];
            }
         }
         document.Data = switcher;
      }

   function RestoreImg()
      {
      if (document.Data != null)
      for (var rem=0; rem<(document.Data.length-1); rem+=2)
      document.Data[rem].src=document.Data[rem+1];
      }