var curWwwPath=window.document.location.href;
//获取主机地址之后的目录,如: uimcardprj/share/meun.jsp
var pathName=window.document.location.pathname; var
pos=curWwwPath.indexOf(pathName);
//获取主机地址,如: http://localhost:8083
var localhostPaht=curWwwPath.substring(0,pos);
//获取带”/”的项目名,如:/uimcardprj
var projectName=pathName.substring(0,pathName.substr(1).indexOf(‘/’)+1);
var baseRoot = localhostPaht+projectName;