$(document).ready(function(){
function changeSource1()
  {
  document.getElementById("content5").src="9.html"
  document.getElementById("content5").height="324"
    document.getElementById("g1").innerHTML="<b>Advanced Test</b>";
  document.getElementById("g2").innerHTML="Novice Test";
  document.getElementById("g3").innerHTML="Questions: Tier I";
  document.getElementById("g4").innerHTML="Questions: Tier II";
  document.getElementById("g5").innerHTML="Questions: Tier III";
  }
 function changeSource2()
  {
  document.getElementById("content5").src="26.html"
  document.getElementById("content5").height="324"
      document.getElementById("g1").innerHTML="Advanced Test";
  document.getElementById("g2").innerHTML="<b>Novice Test</b>";
  document.getElementById("g3").innerHTML="Questions: Tier I";
  document.getElementById("g4").innerHTML="Questions: Tier II";
  document.getElementById("g5").innerHTML="Questions: Tier III";
  } 
  function changeSource3()
  {
  document.getElementById("content5").src="govtier1.htm"
  document.getElementById("content5").height="870"
      document.getElementById("g1").innerHTML="Advanced Test";
  document.getElementById("g2").innerHTML="Novice Test";
  document.getElementById("g3").innerHTML="<b>Questions: Tier I</b>";
  document.getElementById("g4").innerHTML="Questions: Tier II";
  document.getElementById("g5").innerHTML="Questions: Tier III";
  }
    function changeSource4()
  {
  document.getElementById("content5").src="govtier2.htm"
  document.getElementById("content5").height="1450"
      document.getElementById("g1").innerHTML="Advanced Test";
  document.getElementById("g2").innerHTML="Novice Test";
  document.getElementById("g3").innerHTML="Questions: Tier I";
  document.getElementById("g4").innerHTML="<b>Questions: Tier II</b>";
  document.getElementById("g5").innerHTML="Questions: Tier III";
  }
      function changeSource5()
  {
  document.getElementById("content5").src="govtier3.htm"
  document.getElementById("content5").height="870"
       document.getElementById("g1").innerHTML="Advanced Test";
  document.getElementById("g2").innerHTML="Novice Test";
  document.getElementById("g3").innerHTML="Questions: Tier I";
  document.getElementById("g4").innerHTML="Questions: Tier II";
  document.getElementById("g5").innerHTML="<b>Questions: Tier III</b>";
  }

	var sections = $("#menu5 li");
	var loading = $("#loading5");
	var content = $("#content5");
	
	sections.click(function(){

		switch(this.id){
			case "g1":
				content.slideUp();
				onclick=changeSource1();
				content.slideDown();
				break;
			case "g2":
				content.slideUp();
				onclick=changeSource2();
				content.slideDown();
				break;
			case "g3":
				content.slideUp();
				onclick=changeSource3();
				content.slideDown();
				break;
			case "g4":
				content.slideUp();
				onclick=changeSource4();
				content.slideDown();
				break;
			case "g5":
				content.slideUp();
				onclick=changeSource5();
				content.slideDown();
				break;
			default:
				break;
		}
	});

	
});