var rf_xmlHttp;
function showFlatRessex(str,str1)
{
	rf_xmlHttp=GetXmlHttpObject();
	if (rf_xmlHttp==null)
	{
		alert ("Your browser does not support AJAX!");
		return;
	}
	var url="getFlatRessex.asp";
	//url=url+"?"+str+"="+document.getElementById(str1).options[document.getElementById(str1).selectedIndex].value;
	url=url+"?"+str+"="+str1;
	url=url+"&sid="+Math.random();
	rf_xmlHttp.onreadystatechange=flatRessexChanged;
	rf_xmlHttp.open("GET",url,true);
	rf_xmlHttp.send(null);
}

function flatRessexChanged() 
{
	if (rf_xmlHttp.readyState==4)
	{
		var cnt;
		var xmlDoc=rf_xmlHttp.responseXML.documentElement;
		//document.getElementById("userid").value=xmlDoc.getElementsByTagName("dos")[1].childNodes[0].nodeValue
		cnt=xmlDoc.getElementsByTagName("dos").length
		data2.removeRows(0,data2.getNumberOfRows());
		data2.removeColumns(0,data2.getNumberOfColumns());
		//alert(data2.getNumberOfRows());
		//alert(data2.getNumberOfColumns());

		data2.addColumn('string', 'Type');
		for(i=0;i<cnt;i++)
		 data2.addColumn('number',xmlDoc.getElementsByTagName("dos")[i].childNodes[0].nodeValue);
	

	data2.addRows(5);
		 data2.setCell(0, 0, '1 BHK');
		 data2.setCell(1, 0, '2 BHK');
		 data2.setCell(2, 0, '3 BHK');
		 data2.setCell(3, 0, '4 BHK');
		 data2.setCell(4, 0, 'Others');   		
	
	if(xmlDoc.getElementsByTagName("dos")[0].childNodes[0].nodeValue!="dos")
	{	for(i=0;i<cnt;i++)
		{  
		  data2.setCell(0, i+1, parseFloat(xmlDoc.getElementsByTagName("bhk1")[i].childNodes[0].nodeValue));
		  data2.setCell(1, i+1, parseFloat(xmlDoc.getElementsByTagName("bhk2")[i].childNodes[0].nodeValue));
		  data2.setCell(2, i+1, parseFloat(xmlDoc.getElementsByTagName("bhk3")[i].childNodes[0].nodeValue));
		  data2.setCell(3, i+1, parseFloat(xmlDoc.getElementsByTagName("bhk4")[i].childNodes[0].nodeValue));
		  data2.setCell(4, i+1, parseFloat(xmlDoc.getElementsByTagName("others")[i].childNodes[0].nodeValue));
		}
		visualization2.draw(data2, {width: 300, height: 240});
		google.visualization.events.addListener(visualization2, 'select', selectHandler);
	}
	else
	{
		visualization2.draw(data2, {width: 300, height: 240});
		
	}
	}
}