function MM_swapImgRestore() { //v3.0
  var i,x,a=document.MM_sr; for(i=0;a&&i<a.length&&(x=a[i])&&x.oSrc;i++) x.src=x.oSrc;
}

function MM_preloadImages() { //v3.0
  var d=document; if(d.images){ if(!d.MM_p) d.MM_p=new Array();
    var i,j=d.MM_p.length,a=MM_preloadImages.arguments; for(i=0; i<a.length; i++)
    if (a[i].indexOf("#")!=0){ d.MM_p[j]=new Image; d.MM_p[j++].src=a[i];}}
}

function MM_findObj(n, d) { //v4.01
  var p,i,x;  if(!d) d=document; if((p=n.indexOf("?"))>0&&parent.frames.length) {
    d=parent.frames[n.substring(p+1)].document; n=n.substring(0,p);}
  if(!(x=d[n])&&d.all) x=d.all[n]; for (i=0;!x&&i<d.forms.length;i++) x=d.forms[i][n];
  for(i=0;!x&&d.layers&&i<d.layers.length;i++) x=MM_findObj(n,d.layers[i].document);
  if(!x && d.getElementById) x=d.getElementById(n); return x;
}

function MM_swapImage() { //v3.0
  var i,j=0,x,a=MM_swapImage.arguments; document.MM_sr=new Array; for(i=0;i<(a.length-2);i+=3)
   if ((x=MM_findObj(a[i]))!=null){document.MM_sr[j++]=x; if(!x.oSrc) x.oSrc=x.src; x.src=a[i+2];}
}
function MM_openBrWindow(theURL,winName,features) { //v2.0
  window.open(theURL,winName,features);
}





function numbersonly() 

{

	if (event.keyCode < 48 || event.keyCode > 57)

		return false;

}



function numbersandpointonly()

{

	if (event.keyCode == 46) 

		return true;



	if (event.keyCode < 48 || event.keyCode > 57)

		return false;

}



function parseInteger(val)

{

	var i;

	do

	{

		i = val.indexOf(',');

		val = val.substring(0, i) + val.substring(i+1);

	} while (val.indexOf(',') != -1);

	return parseInt(val);

}



function calculate()

{

	var calcs = 12;

	var loan = 0;

	var rate = 0;

	var intloan = "0";

	var intrate = "0";

	var term = "0";

	var intterm = "0";

	var monthlyterm;

	var rate100 = "0";

	var monthlyrepayments = "0";

	var mortgagetype = 1;

	

	loan = document.mortgageform.loanvalue.value;

	rate = document.mortgageform.interest.value + '.'+ document.mortgageform.interest2.value;

	

	

	mortgagetype = document.mortgageform.mortgagetype.selectedIndex;

	

	if (!parseInteger(loan) > 0)

	{

		alert("Please enter a value for the loan, no spaces or commas");

		document.mortgageform.loanvalue.focus();

		return false;

	}



	if (!parseInteger(rate) > 0|isNaN(rate))

	{

		alert("Please enter an interest rate here");

		document.mortgageform.interest.focus();

		return false;

	}



	intloan = parseInteger(loan);

	

	if (!intloan > 0)

	{

		alert("Please enter a number here");

		document.mortgageform.loanvalue.focus();

		return false;

	}

	

	if (!intrate > 0)

	{

		alert("Please enter a number here");

		document.mortgageform.interest.focus();

		return false;

	}

	

	term = document.mortgageform.mortgage[document.mortgageform.mortgage.selectedIndex].value;



	intterm = parseInt(term);

	

	rate100 = (intrate / 100);

	

	monthlyrepayments = ((intloan * rate) / (1200));

	

	monthlyrepayments = (monthlyrepayments * 100);

	monthlyrepayments = Math.round(monthlyrepayments);

	monthlyrepayments = (monthlyrepayments / 100);

	monthlyrepayments = padZero(monthlyrepayments);	

	

	if (mortgagetype == 0)

	{

		document.mortgageform.CRGanswer.value = monthlyrepayments;

		return false;

	}

		

	if (mortgagetype == 1)

	{

		var topline = (intloan * rate * 12);

		var mid = Math.pow((1+(rate/1200)), (-term * 12));

		mid = (100 * 12 * (1 - mid));

		var answer = ((topline / mid) / 12);

		answer = (answer * 100);

		answer = Math.round(answer);

		answer = (answer / 100);

		answer = padZero(answer);

		document.mortgageform.CRGanswer.value = answer;

	}

	

	return false;			

}

	

function range()

{

	document.calculationform.rangeres.value = "";



	var income1 = 0;

	var income2 = "";

	var newincome1 = 0;

	var newincome2 = 0;

	var bonus1 = "";

	var bonus2 = "";

	var newbonus1 = 0;

	var newbonus2 = 0;

	var inc9 = 0;

	var rgeres1 = 0;

	var rgeres2 = 0;

	var intres1 = 0;

	var intres2 = 0;

	

	income1 = document.calculationform.income1.value;

	income2 = document.calculationform.income2.value;

	bonus1 = document.calculationform.commission1.value;

	bonus2 = document.calculationform.commission2.value;

	

	if (bonus1.length == 0)

		bonus1 = "0";

	

	if (bonus2.length == 0)

		bonus2 = "0";

	

	if (income2.length == 0)

		income2 = "0";

	

	newincome1 = parseInteger(income1);

	newincome2 = parseInteger(income2);

	newbonus1 = parseInteger(bonus1);

	newbonus2 = parseInteger(bonus2);

	

	if (!newincome1 > 0)

	{

		alert("Please enter a number here");

		document.calculationform.income1.focus();

		return false;

	}



	if (income2.length > 1 && !newincome2 > 0)

	{

		alert("Please enter a number here");

		document.calculationform.income2.focus();

		return false;

	}

	else

	{

		if(income2.length > 1 && newincome2 > 0 && newincome2 > newincome1)

		{

			newincome1 = parseInt(income2);

			newincome2 = parseInt(income1);

		}

	}



	if (bonus1.length > 1 && !newbonus1 > 0)

	{

		alert("Please enter a number here");

		document.calculationform.commission1.focus();

		return false;

	}

	

	if (bonus2.length > 1 && !newbonus2 > 0)



	{

		alert("Please enter a number here");

		document.calculationform.commission2.focus();

		return false;

	}

	

	if (newbonus1 >= 1)

		newbonus1 = (newbonus1 * 0.5);

	else

		newbonus1 == 0;

	

	if (newbonus2 >= 1)

		newbonus2 = (newbonus2 * 0.5);

	else

		newbonus2 == 0;



	newincome1 = (newincome1 + newbonus1);

	rgeres1 = newincome1;

	newincome2 = (newincome2 + newbonus2);

	rgeres2 = newincome2;

	

	var res1 = (newincome1 + newincome2);

	var res2;

	res1 = (res1 * 2.5);

	res2 = (newincome1 * 3.25);

	

	intres1 = ((rgeres1 * 4) + rgeres2);

	intres2 = ((rgeres1 + rgeres2) * 2.75);

	

	if (res1 == res2)

		document.calculationform.rangeres.value = padZero(res1);

	else if(res1 > res2)

		document.calculationform.rangeres.value = padZero(res1);

	else

		document.calculationform.rangeres.value = padZero(res2);

	

	if (intres1 == intres2)

		document.calculationform.range2res.value = padZero(intres1);

	else if(intres1 > intres2)

		document.calculationform.range2res.value = padZero(intres1);

	else

		document.calculationform.range2res.value = padZero(intres2);

	

	return false;

}

	

function padZero(n)

{

	var a;

	n = n.toString();

	if (n.indexOf(".")!=-1)

	{

		a=n.split(".");

		n=(a[1].length==1)?n+"0":n;

	}

	return n;

}