response.setContentType("text/html;UTF-8");
out.print("<SCRIPT language='javascript'>");
out.print("alert('输入的分数不是数字,请正确输入');");
out.print("window.location='pages/Evaluation.jsp';");
out.print("</SCRIPT>");
out.print("<SCRIPT language='javascript'>");
out.print("alert('你没有在本地上传图片,系统将为你自动分配');");
out.print("history.go(-1);");
out.print("</SCRIPT>");