diff --git a/content.js b/content.js
index 5746cc48..dcd59e1c 100644
--- a/content.js
+++ b/content.js
@@ -1,44 +1,62 @@
 $(document).ready( function() {
-	sql = window.SQL;
-	loadBinaryFile('grades.db', function(data){
-        var sqldb = new SQL.Database(data);
-        // Database is ready
-        var res = sqldb.exec("SELECT * from agg where dept like '%C S%' and course_nbr like '%314%'");
-        console.log(res[0].values);
-    });
-    $("table thead th:nth-child(5)").after('<th scope=col>Rating</th>');
-    $('table').find('tr').each(function(){
-    	var rating;
-    	var profname = $(this).find('td').eq(4).text();
-    	var profurl = $(this).find('td a').prop('href');
-    	if(profname == ""){
-    		//console.log("No Professor");
-    		rating = "No Prof :(";
-    	} else {
-    		console.log(profurl);
-    		//getProfessorTID();
-    		//getProfessorFullName(profurl);
-    	//	console.log(lastname[0]);
-    		rating = "Hello";
+	//dataBase("C S","Scott","314");
+	//make heading
+	$("table thead th:nth-child(5)").after('<th scope=col>Rating</th>');
+	var coursename;
+	$('table').find('tr').each(function(){
+		if($(this).find('td').hasClass("course_header")){
+			coursename = $(this).find('td').text() + "";
+		} else if($(this).has('th').length == 0){
+			let department = coursename.substring(0,coursename.search(/\d/)-1).replace(/\s/g, '');;
+			console.log(department);
+			let course_nbr = coursename.substring(coursename.search(/\d/),coursename.indexOf(" ",coursename.search(/\d/)));
+			//console.log(course_nbr);
+			var rating;
+			var profname = $(this).find('td').eq(4).text() + "";
+			var profurl = $(this).find('td a').prop('href');
+			if(profname == ""){
+	    		//console.log("No Professor");
+	    		rating = "No Prof :(";
+	    	} else {
+	    		let lastname = profname.split(',')[0];
+	    		//console.log(profurl);
+	    		dataBase(department,lastname,course_nbr);
+	    		//getProfessorFullName(profurl);
+	    		rating = "Hello";
+	    	}
+	    	$(this).find('td').eq(4).after('<td data-th="Rating"><a href="http://example.com">'+rating+'</a></td>');
     	}
-        $(this).find('td').eq(4).after('<td data-th="Rating"><a href="http://example.com">'+rating+'</a></td>');
-    });
+	});
 });
 
+function dataBase(department, profname, course_nbr){
+	sql = window.SQL;
+	loadBinaryFile('grades.db', function(data){
+		var sqldb = new SQL.Database(data);
+    	// Database is ready
+    	var query = "select * from agg";
+    	query += " where dept like '%"+department+"%'";
+    	query += " and prof like '%"+profname+"%'";
+    	query += " and course_nbr like '%"+course_nbr+"%'";
+    	console.log(query);
+    	var res = sqldb.exec(query);
+    	console.log(res[0]);
+	});
+}
 function loadBinaryFile(path,success) {
-        var xhr = new XMLHttpRequest();
-        xhr.open("GET", chrome.extension.getURL(path), true); 
-        xhr.responseType = "arraybuffer";
-        xhr.onload = function() {
-            var data = new Uint8Array(xhr.response);
-            var arr = new Array();
-            for(var i = 0; i != data.length; ++i) arr[i] = String.fromCharCode(data[i]);
-            success(arr.join(""));
-        };
-        xhr.send();
-    };
+	var xhr = new XMLHttpRequest();
+	xhr.open("GET", chrome.extension.getURL(path), true); 
+	xhr.responseType = "arraybuffer";
+	xhr.onload = function() {
+		var data = new Uint8Array(xhr.response);
+		var arr = new Array();
+		for(var i = 0; i != data.length; ++i) arr[i] = String.fromCharCode(data[i]);
+			success(arr.join(""));
+	};
+	xhr.send();
+};
 
-// function getProfessorTID(profname) {
+// function getProfessorLink(profname) {
 // 	var name = profname.split(',');
 // 	var lastname = profname[0];
 // 	var firstinit = profname[1].substring(1);