//first function called when area of study is selected
function courseChange()
{
	areaStudy = document.getElementById('studySelect');
	areaStudy = areaStudy.options[areaStudy.selectedIndex].value;
	
	programChange(areaStudy);
}

//populate courses using selected area of study
function programChange(str)
{
	if (window.XMLHttpRequest)
  {// code for IE7+, Firefox, Chrome, Opera, Safari
 	 xmlhttp=new XMLHttpRequest();
  }
	else
  {// code for IE6, IE5
  	xmlhttp=new ActiveXObject("Microsoft.XMLHTTP");
  }
		xmlhttp.onreadystatechange=function()
  {
	  if (xmlhttp.readyState==4 && xmlhttp.status==200)
	  {
	  	
	   //document.getElementById("courseSelect").option=xmlhttp.responseText;
	  	var course = document.getElementById("courseSelect");
			course.innerHTML = xmlhttp.responseText;
	  }
  }
xmlhttp.open("GET","scripts/setCouse.php?q="+str,true);
xmlhttp.send();
}


//change campus when course is selected
function campusChange(formID)
{
	program = document.getElementById('courseSelect');
	program = program.options[program.selectedIndex].value;
	
	//alert(program);
	
	
	if (window.XMLHttpRequest)
  {// code for IE7+, Firefox, Chrome, Opera, Safari
 	 xmlhttp=new XMLHttpRequest();
  }
	else
  {// code for IE6, IE5
  	xmlhttp=new ActiveXObject("Microsoft.XMLHTTP");
  }
		xmlhttp.onreadystatechange=function()
  {
	  if (xmlhttp.readyState==4 && xmlhttp.status==200)
	  {
	  	var campusDrop = document.getElementById("campusSelect");
			campusDrop.innerHTML = xmlhttp.responseText;
	  }
  }
xmlhttp.open("GET","scripts/setCouse.php?c="+program,true);
xmlhttp.send();


}