getRootPath = function(){ //获取当前网址,如: http://localhost:8080/ems/Pages/Basic/Person.jsp var curWwwPath = window.document.location.href; //获取主机地址之后的目录,如: /ems/Pages/Basic/Person.jsp var pathName = window.document.location.pathname; var pos = curWwwPath.indexOf(pathName); //获取主机地址,如: http://localhost:8080 var localhostPath = curWwwPath.substring(0, pos); //获取带"/"的项目名,如:/ems var projectName = pathName.substring(0, pathName.substr(1).indexOf('/') + 1); return localhostPath; };