<script type="text/javascript" language="javascript">

function createRequestObject() {

	var req;


	if(window.XMLHttpRequest){
		  req = new XMLHttpRequest();
	} else if(window.ActiveXObject) {
		  req = new ActiveXObject("Microsoft.XMLHTTP");
	} else {
		  alert('Problem creating the XMLHttpRequest object');
	}
	   return req;
}

function handleDivTag(divtag) {
		var divtag;
	   return divtag;
}

var http = createRequestObject();

var divhandler = new handleDivTag(null);
function sendRequest_home( program, divtag ) {

		http.open('get', program);
	    http.onreadystatechange = handleResponse;
	    divhandler.divtag = divtag;
		http.send(null);

}

function action_module( type, div ) {
	if ( type == 'home' ) {
		program = '/ajax_home.php'; 
	} 
	if ( type == 'satellite' ) {
		program = '/ajax_satellite.php';
	} 

	sendRequest_home( program, div ); 

}

function handleResponse() {

	   if (http.readyState == 4 && http.status == 200){
   
		  var response = http.responseText;
	      if(response) {
		     document.getElementById(divhandler.divtag).innerHTML = response;
	      }
	   }
} 


function toggle_footer(whichOne) {
			if (document.getElementById(whichOne).style.display == 'none') {
				document.getElementById(whichOne).style.display = '';
			} else {
				document.getElementById(whichOne).style.display = 'none';
}




function toggle(whichOne) {
	
	var option=['home','satellite'];
	for(var i=0; i<option.length; i++) { 
		obj=document.getElementById(option[i]);
		obj.style.display=(option[i] == whichOne ) ?  "block" : "none"; 
	}
}
