function createRequestObject() {

 var req;

 if(window.XMLHttpRequest){
 // Firefox, Safari, Opera...
 req = new XMLHttpRequest();
 } else if(window.ActiveXObject) {
 // Internet Explorer 5+
 req = new ActiveXObject("Microsoft.XMLHTTP");
 } 
 // There is an error creating the object,
 // just as an old browser is being used.
 
 

 return req;


}


// Make the XMLHttpRequest object
var http = createRequestObject();



function calc(type) { 

var err=0;

if (type==1) {
	var K=document.getElementById("Kmiktari1");
	var S=document.getElementById("Sure1"); 
	var T=0; 
	var M=0;
	var F=document.getElementById("Faiz1");

}
if (type==2) {


	var T=document.getElementById("Taksit2");
	var K=document.getElementById("Kmiktari2");
	var S=0;
	var M=0;
	var F=document.getElementById("Faiz2");


} 

if (type==3) {
	var T=document.getElementById("Taksit3"); 
	var K=0;
	var M=0;	
	var S=document.getElementById("Sure3");  
	var F=document.getElementById("Faiz3");

}


if (type==4) {
	var K=document.getElementById("Kmiktari4");
	var S=document.getElementById("Sure4"); 
	var M=document.getElementById("Masraf4"); 
	var F=document.getElementById("Faiz4");
	var T=0;
		if (K.value*1 <= M.value*1) {
		alert("Toplam Kredi Miktari Masrafdan kucuk olamaz.");
		err=1;
		}

}

	var str0="gi/functions.php?Fname="+type;
	var str1="&K="+K.value;
	var str2='&F='+F.value;
	var str3="&S="+S.value;
	var str4="&T="+T.value;
	var str5="&M="+M.value;

if (err==0) {
	http.open("get",str0+str1+str2+str3+str4+str5);
	if (type==1) {http.onreadystatechange = handleResponse1; }
	if (type==2) {http.onreadystatechange = handleResponse2; }
	if (type==3) {http.onreadystatechange = handleResponse3; }
	if (type==4) {http.onreadystatechange = handleResponse4; }
}
	
	http.send(null);


}

function calcmax(type) { 


	var P=document.getElementById("Pesinat5");
	var D=document.getElementById("MinPesinat5"); 
	var I=document.getElementById("TopGelir5"); ; 
	var C=document.getElementById("TopGider5"); ;
	var F=document.getElementById("Faiz5");



	var str0="/main/gi/functions.php?Fname="+type;
	var str1="&P="+K.value;
	var str2='&F='+F.value;
	var str3="&D="+D.value;
	var str4="&I="+I.value;
	var str5="&C="+C.value;


	http.open("get",str0+str1+str2+str3+str4+str5);
	http.onreadystatechange = handleResponse5; 

	
	http.send(null);


}





function handleResponse1() {

 if(http.readyState == 4 && http.status == 200){

 var response = http.responseText;
 
 if (response)	{
	 document.getElementById("out1").value = response;
	}

}
}

function handleResponse2() {

 if(http.readyState == 4 && http.status == 200){

 var response = http.responseText;
 
if (response=="VadeError") {	
	alert("Belirtilen Kosullarda Kredi Almaniz Mumkun Degildir.");
	}
else if (response)	{
	 document.getElementById("out2").value = response;
	 var div2=document.getElementById("div2").style;
	 div2.visibility="visible";
	 

	}

}
}

function handleResponse3() {

 if(http.readyState == 4 && http.status == 200){

 var response = http.responseText;
 
 if (response)	{
	 document.getElementById("out3").value = response;
	}

}
}


function handleResponse4() {

 if(http.readyState == 4 && http.status == 200){

 var response = http.responseText;
if (response=="0,00") {
	alert("Girdiginiz Bilgilerle Masraf Dahil Faiz Hesaplanamiyor. Lutfen bilgileri kontrol ediniz.");
	}
 else if (response)	{
 
	var Faiz4=document.getElementById("Faiz4");
	var Masraf4=document.getElementById("Masraf4");
	 document.getElementById("Faiz4r").innerHTML = Faiz4.value;
	 document.getElementById("Masraf4r").innerHTML = document.getElementById("Masraf4").value;
	 document.getElementById("out4").value = response;
 	 var div4=document.getElementById("div4").style;
	 div4.visibility="visible";
	 document.getElementById("calcmfresponse2").innerHTML = response;
	}

}
}


function handleResponse5() {

 if(http.readyState == 4 && http.status == 200){

 var response = http.responseText;
 
 if (response)	{
	 document.getElementById("out5").value = response;
	}

}
}