var loginStr = "<div id=\"loginForm\">"
+ "<form action=\"/account/login_ok\" method=\"post\" target=\"swin\" id=\"lf\" onsubmit=\"return checkLogin()\">"
+ "<label for=\"username\">用户名:<input type=\"text\" name=\"username\" id=\"username\" /></label>"
+ "<label for=\"password\">密　码:<input type=\"password\" name=\"password\" id=\"password\" /></label>"
+ "<button type=\"submit\"> 登 录 </button> <br /><br /><a href=\"/account/reg/0\">还没注册？</a><input type=\"hidden\" name=\"vc\" value=\"-104-103-106-113-112-118\" />"
+ "<div id=\"result\"></div>"
+ "</form></div>";
document.write(loginStr);