get 传递中文参数 编码
//js对中文编码
var bankName=encodeURIComponent(tname);

String bankBranchName=request.getParameter("bankName");
bankBranchName = URLDecoder.decode(bankBranchName.trim(),"iso-8859-1");
bankBranchName = new String(bankBranchName.getBytes("iso-8859-1"),"utf-8"); //编码格式转换