function chkdata_Search(form) {
	 with (form) {
	    if (txtQuery.value=='' || txtQuery.value=='輸入文章稱或關鍵字') {
	    	  alert('請填搜尋字串');
	    	  txtQuery.value='';
	    	  txtQuery.focus();
	    	  return false;
	    }	
	 }
}