window.addEvent('domready', function(){
	var Tips2 = new Tips($$('.Tips2'), {
		initialize:function(){
			this.fx = new Fx.Style(this.toolTip, 'opacity', {duration: 500, wait: false}).set(0);
		},
		onShow: function(toolTip) {
			this.fx.start(1);
		},
		onHide: function(toolTip) {
			this.fx.start(0);
		}
	});
	 
});

window.addEvent('domready', function() {
	$$('.makehint').each(function(el){
    new MakeHint(el);
  });
});
var MakeHint = new Class({
    initialize: function(el) {
    
	    this.span = new Element('span').addClass('hint')
	    .setHTML(el.getProperty('alt')).injectAfter(el);
	    
	    var span2 = new Element('span').addClass('hint-pointer').injectInside(this.span);
			this.img = new Element('img').setProperty('src','../_img/hints/close.gif')
			.injectBefore(span2);
			
		  this.AddEvent(el);
		  
		},
		AddEvent: function(el) {
		  var Localthis = this;
		  this.img.addEvent('click', function(event) {
		      Localthis.Minimize(el);
	  			Localthis.Effect(1,0,Localthis.span);
			})
			el.addEvent('focus', function(event) {
	        Localthis.span.setStyle('display','inline');
	  			Localthis.Effect(0,1,Localthis.span);
			})
			el.addEvent('blur', function(event) {
			    Localthis.Effect(1,0,Localthis.span);
			});
    },
    Effect: function(s,e,el) { // start, end , element
      	var ef = new Fx.Style(el, 'opacity', {
				duration: 500,
		  	transition: Fx.Transitions.quartInOut
		  });
		  ef.start(s,e);
    },
    Minimize: function (el) {
			 // remove event of element
			 el.removeEvents('focus');
			 el.removeEvents('blur');
			// make minihint
      var Localthis = this;
      if (!$('mini_'+el.getProperty('name'))) {
	      var img = new Element('img')
	      .injectAfter(el)
	      .setProperties({'id':'mini_'+el.getProperty('name'),'src':'img/down.png'});
	      this.Effect(0,1,img);
	      
	    img.addEvent('click', function(event) {
	  			Localthis.Effect(0,1,Localthis.span);
			})
			img.addEvent('blur', function(event) {
	  			Localthis.Effect(1,0,Localthis.span);
			})
	      
      } 
    }
});
window.addEvent('domready', function() {
var list = $$('#idList li');
list.each(function(element) {
	var fx = new Fx.Styles(element, {duration:200, wait:false});
	element.addEvent('mouseenter', function(){
		fx.start({
			'margin-left': 5,
			'background-color': '#bed62f',
				color: '#f0f0f0'
		});
	});
	element.addEvent('mouseleave', function(){
		fx.start({
			'margin-left': 0,
			'background-color': '#f0f0f0',
			'color': '#f0f0f0'
		});
	});
 
});
})
function valNumericStr(strFieldName, strValue, intBlankFlag, intMsgFlag){
	if (strValue.length < 1){
		if (intBlankFlag == 0){
			if (intMsgFlag == 1)
				alert("Please enter a value for " + strFieldName + ".");
			return false;
		}
	}else{
		var decPtAt = 0;
		for (var i = 0; i < strValue.length; i++){
			var localChar = strValue.charAt(i);
			if (localChar < "0" || localChar > "9"){
				if (localChar == "." && decPtAt == 0){
					decPtAt = i + 1;
				}else{
					if (intMsgFlag == 1)
						alert("Please remove the '" + localChar + "' character from " + strFieldName + ".");
					return false;
				}
			}
		}
	}
	return true;
}
function formatFloat (expr, decplaces){
	var str = "" + Math.round( eval(expr) * Math.pow(10, decplaces) );
	while (str.length <= decplaces){
		str = "0" + str;
	}
	var decpoint = str.length - decplaces;
	return str.substring(0, decpoint) + "." + str.substring(decpoint, str.length);
}
function periodizeRate(annualRate, compoundPerYear, decimalFlag){
  if (decimalFlag == 1) periodicRate = annualRate/(compoundPerYear * 100);
  else periodicRate = annualRate/compoundPerYear;
  return periodicRate;
}
function switchFunction()
{
	var curPayment, intTerm, answer;
	var pctARate, pctPRate, curBalance;

	curBalance = document.calculator.balance.value;
	if (valNumericStr("balance", curBalance, 0, 1) == false) curBalance = 0.00;
	else curBalance = parseFloat(curBalance); 
	pctARate = document.calculator.arate.value;
	if (valNumericStr("interest rate", pctARate, 0, 1) == false) pctARate = 0.00;
	else pctARate = parseFloat(pctARate);  
	pctPRate = periodizeRate(pctARate, 12, 1);
	curPayment = document.calculator.payment.value;
	intTerm = document.calculator.term.value;
	
	if (curPayment == "see below" && valNumericStr("months until balance is paid", intTerm, 0, 1) == true)
	{ 
		answer = calcPayments(curBalance, intTerm, pctPRate);
		document.calculator.answer.value = "$" + formatFloat(answer, 2) + " every month";
	}
	else if(intTerm == "see below" && valNumericStr("payment per month", curPayment, 0, 1) == true)
	{ 
		answer = calcTerm(curBalance, curPayment, pctPRate);
		document.calculator.answer.value = answer + " months";
	}
	else
	{
		return;
	}
}
function calcTerm(balance, payment, pRate){
	var interest, paymentCount;
	
	paymentCount = 0;
	while (balance > 0.00){
		interest = parseInt(balance) * pRate;
		if (parseInt(interest,10) > payment)
		{ 
			alert("Your payments are not enough to cover the accumulated interest.  Try increasing the payments.");
			return "infinite";	
		}
		balance = parseInt(balance, 10) + parseInt(interest, 10) - parseInt(payment, 10);
		paymentCount = paymentCount + 1;
	}
	return paymentCount;
}
function calcPayments(balance, term, pRate){
	var temp1, paymentValue;

	temp1 = Math.pow((pRate + 1), term);
	paymentValue = ( balance / ( (1/pRate) - ( 1/(pRate * temp1)) ) );
	return parseFloat(paymentValue);
}