bar graph center aligned, time issue resolved, table header corrected
enter aligned pie chart for content_details
added table and pie chart forums_details.php page
changed content_pie_chart.js to use it for all pie charts in diff context
resolved new page issue for forums_details.php and blogs_details.php
blogs_details.php added with table and pie chart
last_accessed issue resolved for blog and forums
modified My Tracker to display error message to instructor
student_tool_stats.php added, tool usage stats for instructor
layout designed of tool usage for instructor
style defined in style.css for tracker/tool/student_tool_stats.php
data fetched and analzed for content and blog stats
data displayed for content and blog in template file