<%@ page contentType="text/html; charset=GB2312"
	 import="java.util.Date"%>
<%
String User = request.getParameter("tbxUserNm");
//取得用戶姓名

//判斷User參數是否為空值, 是則代表用戶尚未完成登錄
if(User == null)
{ 
	response.sendRedirect("LogFrm.jsp");
	//將瀏覽器導向至登錄網頁
}
else
{	
	//初始化變量
	int i = 0;	
	Object Msg = null;

	session.setAttribute("User", User); 
	//將用戶姓名存入session對象

	session.setAttribute("Sex", request.getParameter("Sex"));
	//將性別存入session對象

	session.setAttribute("Refresh", "20");  
	//將更新時間設置值存入session對象

	session.setAttribute("RecNum", "10"); 
	//將顯示記錄筆數設置值存入session對象

	String strNum = (String) application.getAttribute("LogNum");	
	//判斷是否為第一位登錄的用戶	

	int LogNum = 0;

	if(strNum != null)
	{
		LogNum = Integer.parseInt(strNum);		
		//取得登錄人數
	}
	
	//當用戶是第一個登錄時則進行application對象變量的初始化設置
	if(strNum == null || LogNum == 0)
	{
		//下面的for循環將起使設置保存信息用的application對象變量
		for(i = 1; i <= 40; i++)
			application.setAttribute("Msg" + i,"");

		application.setAttribute("LogNum", "1");
		//設置登錄人數		
	}
	else
	{
		application.setAttribute
				("LogNum", String.valueOf(LogNum + 1));
		//設置登錄人數

		//下面的for循環將把每個信息向后移動
		for(i = 40; i >= 2; i--)
		{
			Msg = application.getAttribute("Msg" + (i - 1));	
			application.setAttribute("Msg" + i, Msg);
		}	
	}
	
	String Sex = (String) session.getAttribute("Sex");
	//取得保存于session對象中的性別資料

	String wel = null;

	Date Now = new Date(); //取得目前的系統時間
	String year = String.valueOf(Now.getYear() + 1900);
	String month = String.valueOf(Now.getMonth() + 1);
	String day = String.valueOf(Now.getDate());
	String hour = String.valueOf(Now.getHours());
	String minute = String.valueOf(Now.getMinutes());
	String second = String.valueOf(Now.getSeconds());

	String time = year + "/" + month + "/" + day + " "
		      + hour + ":" + minute + ":" + second;
	//取得目前的日期與時間

	//依照不同姓別設置歡迎詞
	if( Sex.equals("F"))
	{
		wel = "<TR><TH Colspan = 4 BGColor = Pink align=left>"
		      + "<Font Color = Yellow>歡迎<Font Color = Red>" 
		      + User + "美女</FONT>于<Font Color = Green>["
		      + time + "]</Font>光臨</TH>";
		
	}
	else
	{
		wel = "<TR><TH Colspan = 4 BGColor = Silver align=left>"
		      + "<Font Color = Yellow>歡迎<Font Color = Blue>"
		      + User + "帥哥</FONT>于<Font Color = Green>[" 
		      + time + "]</Font>光臨</TH>";
	}		
	
	application.setAttribute("Msg1", wel);	
	//將歡迎詞存入application

	response.sendRedirect("chatroom.jsp"); 
	//將瀏覽器導向至聊天室網頁
}
%>