var XMLHttpRequestObject = false; 



if (window.XMLHttpRequest) 

{

	XMLHttpRequestObject = new XMLHttpRequest();

} 

else if (window.ActiveXObject) 

{

	XMLHttpRequestObject = new ActiveXObject("Microsoft.XMLHTTP");

}

function changeDiv(code)
{

	obj = document.getElementById("major" + code);

	if(XMLHttpRequestObject)

	{

	

		XMLHttpRequestObject.open("GET", "listMinors.asp?id=" + code + "&code=" + document.getElementById("majorselect" + code).options[document.getElementById("majorselect" + code).selectedIndex].value); 



        	XMLHttpRequestObject.onreadystatechange = function() 

       	  	{ 

      			if (XMLHttpRequestObject.readyState == 4 && 

       				XMLHttpRequestObject.status == 200) 

			{ 

       	        		obj.innerHTML = XMLHttpRequestObject.responseText; 

      			} 

         	} 



		XMLHttpRequestObject.send(null); 

	}

	if(document.getElementById("majorselect" + code).options[document.getElementById("majorselect" + code).selectedIndex].value != "")
	{
		obj.style.display = "block";
	}
	else
	{
		obj.style.display = "none";
	}
}