var xmlHttp
var mnflg
function showsubject(str)
{ 
	//alert(str);
	xmlHttp=GetXmlHttpObject();	
	if (xmlHttp==null)
 	{
 		alert ("Browser does not support HTTP Request");
 		return;
 	}
	var url="";
	url="getsubject.php";
	xmlHttp.onreadystatechange=stateChanged ;
	
	url=url+"?id="+str;	
	xmlHttp.open("GET",url,true);
	xmlHttp.send(null);
}
function showcontent(st)
{ 
	
	if(st=="" || st==0)
	{
	  return false;
	}
	else
	{
		location.href = 'equitygyan.php?techid='+st;
	}
	
}

function stateChanged() 
{ 
	if (xmlHttp.readyState==4 || xmlHttp.readyState=="complete")
	{ 
	  	var xmldoc = xmlHttp.responseXML;		
		var message_nodes = xmldoc.getElementsByTagName("MESSAGE");
		var content="";
		var content1="";
		
			content+='<select name="subjectid" onchange="showcontent(this.value)" style="width:150px;" >';	
			content+='<option value="0">Select Subject</option>';

		//alert("message Node=="+message_nodes);
		var n_messages = message_nodes.length;
		var issue_id="";
		var issue_name="";
		var i=0;
		
		for (i = 0;i<n_messages;i++)
		{
			var id_node = message_nodes[i].getElementsByTagName("ID");
			issue_id=id_node[0].firstChild.nodeValue;			
			var issue_node = message_nodes[i].getElementsByTagName("NAME");
			issue_name=issue_node[0].firstChild.nodeValue;
			content+='<option value='+issue_id+'>'+issue_name+'</option>';
			//lastMessage = (message_nodes[i].getAttribute('id'));
		}		
		content+='</select>';			
		document.getElementById('subject').innerHTML=content ;	
		
	} 
}
function GetXmlHttpObject()
{
	var xmlHttp=null;
	try
 	{
 		// Firefox, Opera 8.0+, Safari
 		xmlHttp=new XMLHttpRequest();
 	}
	catch (e)
 	{
 		//Internet Explorer
 		try
  		{
  			xmlHttp=new ActiveXObject("Msxml2.XMLHTTP");
  		}
 		catch (e)
  		{
  			xmlHttp=new ActiveXObject("Microsoft.XMLHTTP");
  		}
 	}
	return xmlHttp;
}