Unable to connect javascript

Unable to connect javascript to backlog page.
I want to trigger events when start sprint is pressed.

atlassian-plugin.xml

<?xml version="1.0" encoding="UTF-8"?>

<atlassian-plugin key="${atlassian.plugin.key}" name="${project.name}" plugins-version="2"> 
  <plugin-info> 
    <description>${project.description}</description>  
    <version>${project.version}</version>  
    <vendor name="${project.organization.name}" url="${project.organization.url}"/>  
    <param name="plugin-icon">images/pluginIcon.png</param>  
    <param name="plugin-logo">images/pluginLogo.png</param> 
  </plugin-info>  
  <!-- add our i18n resource -->  
  <resource type="i18n" name="i18n" location="sprintVsTeam"/>  
  <!-- add our web resources -->
  <web-resource name="team-sprint Web Resources"
                i18n-name-key="team--sprint-web-resources.name"
                key="team--sprint-web-resources">
    <dependency>com.atlassian.auiplugin:ajs</dependency>
    <description key="team--sprint-web-resources.description">The team-sprint Web Resources Plugin</description>
    <context>js-sprint-start aui-button aui-button-primary</context>
    <resource name="team"
              type="download"
              location="js/sprintVsTeam.js"/>
  </web-resource>

</atlassian-plugin>

what am i doing wrong how do i include my js file?