function DiamondCheck()
{
   if(isNaN(document.SearchDiamond.MinMoney.value) ){
         alert('基窥ゲ斗琌计');
         document.SearchDiamond.MinMoney.focus();
         return false;
   }
      if(isNaN(document.SearchDiamond.MaxMoney.value) ){
         alert('基窥ゲ斗琌计');
         document.SearchDiamond.MaxMoney.focus();
         return false;
   }
      if(isNaN(document.SearchDiamond.MinWeight.value) ){
         alert('秖ゲ斗琌计');
         document.SearchDiamond.MinWeight.focus();
         return false;
   }
      if(isNaN(document.SearchDiamond.MaxWeight.value) ){
         alert('秖ゲ斗琌计');
         document.SearchDiamond.MaxWeight.focus();
         return false;
   }
   return true;
}