//prototype counter
var prototypeWindowID = 1;

// Get validation libs
Scriptaculous.require("fValidate.core.js");
Scriptaculous.require("fValidate.config.js");
Scriptaculous.require("fValidate.basic.js");
Scriptaculous.require("fValidate.extended.js");		
Scriptaculous.require("fValidate.numbers.js");
Scriptaculous.require("fValidate.datetime.js");
Scriptaculous.require("fValidate.logical.js");
Scriptaculous.require("fValidate.web.js");
Scriptaculous.require("fValidate.controls.js");
Scriptaculous.require("fValidate.international.js");
Scriptaculous.require("fValidate.ecommerce.js");
Scriptaculous.require("fValidate.special.js");
Scriptaculous.require("fValidate.lang.js.asp");

// Behaviour library
Scriptaculous.require("behaviour.js");

// Check co/borrower age
Scriptaculous.require("checktext.js.asp");

// Reverse a string (used in Number.formatCurrency)
String.prototype.reverse = function() {
	var r = "";
	var i = 0;
	for (i = this.length - 1 ; i >= 0 ; i--) {
		r += this.substring(i, i+1);
	}
	return r;
}

// Round to a given decimal place (uses common rounding, not round to nearest even)
Number.prototype.round = function(digits) {
	r = this + (0.5 / Math.pow(10, digits));
	r *= Math.pow(10, digits);
	r = Math.floor(r);
	r /= Math.pow(10, digits);
	return r;
}

// Format a number as currency (e.g. $1,234,567.89)
Number.prototype.formatCurrency = function() {

	// Round number, break up number and decimal portions
	var n = this.round(2);
	var s = "" + n + "";
	var tmp = s.split(".");
	var d = "00";
	var i = 0;

	// Get whole number portion as string
	n = "" + tmp[0] + "";
	
	// Get decimal portion as string
	if (tmp.length > 1) {
		d = "" + tmp[1] + "";
	}
	if (d.length < 2) {
		d += "0";
	}

	// Add commas (reverse the number, add a comma every 3 places, reverse again)
	s = "";
	n = n.reverse();
	for (i = 0 ; i < n.length ; i++) {
		s += n.substring(i, i+1);
		if ((i + 1) % 3 == 0 && (i + 1) < n.length) {
			s += ",";
		}
	}
	s = s.reverse();

	// Assemble the number, decimal, and currency symbol and format in
	// accounting notation (negative numbers are put in parentheses)
	if (this.round(2) < 0) {
		s = "($" + s.replace("-", "") + "." + d + ")";
	} else {
		s = "$" + s + "." + d;
	}

	// Return
	return s;
}

// Email obfuscation
function LQ_EM_Swap(that, first, middle, last) {
	that.href = "mai" + "lto:" + first + "@" + middle + "." + last;
	that.onmouseover="";
}

// Open payment stream
/*function showPaymentStream(args) {
	var psWin = window.open("payment_stream.asp?" + args, "psWin", "toolbar=0,scrollbars=1,location=0,statusbar=0,menubar=0,resizable=1,width=400,height=330");
	if (psWin) {
		psWin.focus();
	} else {
		alert("A popup blocker has prevented this window from opening.  Please disable any popup blocking software and try again.");
	}
}*/
 function showPaymentStream(args) {
		prototypeWindowID++;
		var windowID = 'PaymentStream' + prototypeWindowID;
		contentWin = new Window(
			windowID, {
				className: 'dialog',
				title: 'Show Payments',
				width:450,
				height:480,
				minimizable: false,
				maximizable: false,
				closable: true,
				resizable: true,
				url: 'payment_stream.asp?' + args + '&winID=' + windowID,
				showEffect: Element.show,
				hideEffect: Element.hide
				}
			)
		contentWin.showCenter(false);
	}


// Open closing cost
/*function showClosingCosts(args) {
	var psWin = window.open("closing_costs.asp?" + args, "psWin", "toolbar=0,scrollbars=1,location=0,statusbar=0,menubar=0,resizable=1,width=500,height=590");
	if (psWin) {
		psWin.focus();
	} else {
		alert("A popup blocker has prevented this window from opening.  Please disable any popup blocking software and try again.");
	}
}
*/
 function showClosingCosts(args) {
		prototypeWindowID++;
		var windowID = 'ClosingCosts' + prototypeWindowID;
		contentWin = new Window(
			windowID, {
				className: 'dialog',
				title: 'Closing costs',
				width:500,
				height:400,
				minimizable: false,
				maximizable: false,
				closable: true,
				resizable: true,
				url: 'closing_costs.asp?' + args + '&winID=' + windowID,
				showEffect: Element.show,
				hideEffect: Element.hide
				}
			)
		contentWin.showCenter(false);
	}

// Validate dependent ages field
function dependentAge(f) {

	// Get field value
	var dependentAges = $F(f);

	// How many dependents did they say they had?
	var numDependents = 0;
	if (f == "Borrower_Dependent_Age1") {
		numDependents = parseInt($F("Borrower_No_Dependents"));
	} else if (f == "CoBorrower_Dependent_Age1") {
		numDependents = parseInt($F("CoBorr_No_Dependents"));
	} else {
		return false;
	}
	
	// If they have 0 dependents, but they've listed ages, something's wrong
	if (parseInt(numDependents) == 0 && dependentAges.length > 0) {
		return false;
	}

	// Validate the ages are only numbers, commas, or spaces
	if (!dependentAges.match(/^\d+(,[ ]*\d+)*$/)) {
		return false;
	}

	// Break the ages apart
	var ages = dependentAges.replace(/,[\s]+/, ",").split(",");
	if (numDependents != ages.length) {
		return false;
	}

	// Make sure each age is reasonable (0 <= age <= 120?)
	var i = 0
	for (i = 0 ; i < ages.length ; i++) {
		if (parseInt(ages[i]) < 0 || parseInt(ages[i]) > 120) {
			return false;
		}
	}

	// Nothing left to check
	return true;
}