// QueryString

// The script breaks the query string into multiple key/value pairs and provides access to the 

// values through the QueryString function. 

//

function QueryString(key)

{

	var value = null;

	for (var i=0;i<QueryString.keys.length;i++)

	{

		if (QueryString.keys[i]==key)

		{

			value = QueryString.values[i];

			break;

		}

	}

	return value;

}

QueryString.keys = new Array();

QueryString.values = new Array();



function QueryString_Parse()

{

	var query = window.location.search.substring(1);

	var pairs = query.split("&");

	

	for (var i=0;i<pairs.length;i++)

	{

		var pos = pairs[i].indexOf('=');

		if (pos >= 0)

		{

			var argname = pairs[i].substring(0,pos);

			var value = pairs[i].substring(pos+1);

			QueryString.keys[QueryString.keys.length] = argname;

			QueryString.values[QueryString.values.length] = value;		

		}

	}



}



QueryString_Parse();





function readID() {

var expDays = 365; // number of days the cookie should last

var expDate = new Date();

expDate.setTime(expDate.getTime() +  (24 * 60 * 60 * 1000 * expDays)); 

var id = GetCookie('id');

if (id == null || id == "no id") {

if (location.search.length > 1) id = location.search.substring(1, location.search.length);

else id = "no id";

if (id != GetCookie('id')) SetCookie('id', id, expDate);

}



// create a variable called id which holds the referrer_url data 

var id = QueryString("ref");



}

function getCookieVal (offset) {  

var endstr = document.cookie.indexOf (";", offset);  

if (endstr == -1)    

endstr = document.cookie.length;  

return unescape(document.cookie.substring(offset, endstr));

}

function GetCookie (name) {  

var arg = name + "=";  

var alen = arg.length;  

var clen = document.cookie.length;  

var i = 0;  

while (i < clen) {    

var j = i + alen;    

if (document.cookie.substring(i, j) == arg)      

return getCookieVal (j);    

i = document.cookie.indexOf(" ", i) + 1;    

if (i == 0) break;   

}  

return null;

}

function SetCookie (name, value) {  

var argv = SetCookie.arguments;  

var argc = SetCookie.arguments.length;  

var expires = (argc > 2) ? argv[2] : null;  

var path = (argc > 3) ? argv[3] : null;  

var domain = (argc > 4) ? argv[4] : null;  

var secure = (argc > 5) ? argv[5] : false;  

document.cookie = name + "=" + escape (value) + 

((expires == null) ? "" : ("; expires=" + expires.toGMTString())) + 

((path == null) ? "" : ("; path=" + path)) +  

((domain == null) ? "" : ("; domain=" + domain)) +    

((secure == true) ? "; secure" : "");

}    
  

function showHide( targetId, displayCondition ){

	if (document.getElementById){

		document.getElementById( targetId ).style.display = displayCondition;

	}

}
function SetDisplayDownPayment(){

	if((document.mortgageForm.purpose_loan[4].selected ) || (document.mortgageForm.purpose_loan[5].selected )) {

		showHide('downPaymentID','');

	}

	else{

		showHide('downPaymentID','none');

		document.mortgageForm.down_payment.value = '';

	}

}