js get file location
var url,foldersAndFile,folders,folderpath,protocol,host,ourLocation;
url = window.location;
foldersAndFile = url.pathname.split("/");
folders = foldersAndFile.slice(0,foldersAndFile.length-1);
folderpath = folders.join("/");
protocol = url.protocol+"//";
host = url.host;
ourLocation=protocol+host+folderpath;
return ourLocation;// http://google.com/search