function changevideo(video)
{ 
	var req = null; 
	if(window.XMLHttpRequest) // For real Browsers
		req = new XMLHttpRequest(); 
	else if (window.ActiveXObject) // For IE
		//req  = new ActiveXObject(Microsoft.XMLHTTP); 
		req = new ActiveXObject("Msxml2.XMLHTTP")


	req.onreadystatechange = function()
	{ 
		if(req.readyState == 4)
		{
			if(req.status == 200)
			{
				document.getElementById("video").innerHTML = req.responseText;	
			}	
			else	
			{
				document.getElementById("video").innerHTML = "<font color='#900'>There was an error loading the content.</font>";	
			}	
		} 
	}; 
// Now switch the variable
	switch (video)
	{
	case "ed": 
	  document.getElementById("video").innerHTML = req.open("GET", "ed.htm", true); 
	  break
	case "bill": 
	  document.getElementById("video").innerHTML = req.open("GET", "bill.htm", true); 
	  break
	case "susan": 
	  document.getElementById("video").innerHTML = req.open("GET", "susan.htm", true); 
	  break
	case "sunny": 
	  document.getElementById("video").innerHTML = req.open("GET", "sunny.htm", true); 
	  break
	case "ril": 
	  document.getElementById("video").innerHTML = req.open("GET", "ril.htm", true); 
	  break
	case "paul": 
	  document.getElementById("video").innerHTML = req.open("GET", "paul.htm", true); 
	  break
	case "joanne": 
	  document.getElementById("video").innerHTML = req.open("GET", "joanne.htm", true); 
	  break
	default: 
	  req.open("GET", "madison.htm", true); 
	}
	req.setRequestHeader("Content-Type", "application/x-www-form-urlencoded"); 
	req.send(null); 
}