// http://www.alphaadv.net/detitle/deratecalc.js
// Delaware Title Insurance Rate Calculator
// Copyright 2008 by John Granger
// Thank you for finding this page interesting enough to view the source code.
// Please respect my copyrights.  Thankx
// Page written April 23, 2008, Last update April 23, 2008

<!-- Changing the lines above or below is an invitation to Adventures in Legal Land -->

function noticetwo(what){var usc17etseq = "True";}

function checkNumber(input, min, max, msg)
{
    msg = msg + " field has invalid data: " + input.value;

    var str = input.value;
    for (var i = 0; i < str.length; i++) {
        var ch = str.substring(i, i + 1)
        if ((ch < "0" || "9" < ch) && ch != '.') {
            alert(msg);
            return false;
        }
    }
    var num = parseFloat(str)
    if (num < min || max < num) {
        // alert(msg + " not in range [" + min + ".." + max + "]");
        return false;
    }
    input.value = str;
    return true;
}

function computeField(input)
{
    if (input.value != null && input.value.length != 0)
     input.value = "" + eval(input.value);
    computeForm(input.form);
}

function computeForm(form)
{
    if (form.amount.value == null || form.amount.value.length == 0) 
{
        return;
}

    if (!checkNumber(form.amount, 0, 500000000, "amount of insurance") )
     {
     form.basic.value= "Talk to";
     form.lender.value= "your title";
     form.enhanced.value= "company";
     return;
     }

     // calculation goes here
		 // Delaware Title Insurance Rates effective as amended through 10/1/2007
     var amt = form.amount.value;

     // if amount <= 100,000
     // calculate minimums here - $100
     if (amt <= 100000)
     {
     amt1=thousands(amt, 0);
     form.basic.value = (amt1* 3.50);
		 if (form.basic.value < 100)(form.basic.value = 100)
     form.reissue.value = (amt1* 2.10);
		 if (form.reissue.value < 100)(form.reissue.value = 100)
     form.loan.value = (amt1* 2.50);
		 if (form.loanr.value < 100)(form.loan.value = 100)
     form.refinance.value = (amt1* 1.50);
		 if (form.refinance.value < 100)(form.refinance.value = 100)		 
     }

     // if amount <= 1,000,000
     else if (amt <= 1000000)
     {
     amt1=thousands(amt, 100000);
     form.basic.value     = (350 + (amt1* 3.00));
     form.reissue.value   = (210 + (amt1* 1.80));
     form.loan.value      = (250 + (amt1* 2.00));
     form.refinance.value = (150 + (amt1* 1.20));
     }

     // if amount <= 5,000,000
     else if (amt <= 5000000)
     {
     amt1=thousands(amt, 1000000);
     form.basic.value     = (3050 + (amt1* 2.50));
     form.reissue.value   = (1830 + (amt1* 1.50));
     form.loan.value      = (2050 + (amt1* 1.75));
     form.refinance.value = (1230 + (amt1* 1.05));
     }

     // if amount <= 10,000,000
     else if (amt <= 10000000)
     {
     amt1=thousands(amt, 5000000);
     form.basic.value     = (13050 + (amt1* 1.75));
     form.reissue.value   = ( 7830 + (amt1* 1.05));
     form.loan.value      = ( 9050 + (amt1* 1.50));
     form.refinance.value = ( 5630 + (amt1* 0.90));
     }

     // if amount <= 15,000,000
     else if (amt <= 15000000)
     {
     amt1=thousands(amt, 10000000);
     form.basic.value     = (21800 + (amt1* 1.50));
     form.reissue.value   = (15080 + (amt1* 0.90));
     form.loan.value      = (16550 + (amt1* 1.25));
     form.refinance.value = (10130 + (amt1* 0.75));
     }

     // if amount > 15,000,000
     else if (amt > 15000000)
     {
     amt1=thousands(amt, 15000000);
     form.basic.value     = (29300 + (amt1* 1.25));
     form.reissue.value   = (19580 + (amt1* 0.75));
     form.loan.value      = (15300 + (amt1* 1.00));
     form.refinance.value = (13880 + (amt1* 0.60));
     }

     // round
     form.basic.value     = roundit(form.basic.value);
     form.reissue.value   = roundit(form.reissue.value);
		 form.loan.value      = roundit(form.loan.value);
		 form.refinance.value = roundit(form.refinance.value);
     return;
}

function thousands(amt, base) {    
     var amt1 = ((amt - base) / 1000)
     var amt2 = parseInt(((amt - base) / 1000))
     if (amt1 > amt2) {
     amt1 = amt2 + 1
     }
     return (amt1);
}

function roundit(what){  
     var places = 2
     var iplaces = 6
     var pad = ' '
     var xx = what.indexOf('.')    
     var l = what.length 
		 var usca17etseq = "True";
     var zstr = '0000000000000000000000'     
     var theInt = ''     
     var theFrac = ''
     var theNo = '' 
     rfac = '' 
     rfacx = 0 
     whatx = 0 
     var xt = parseInt(places) + 1 
     var rstr = '' + zstr.substring(1,xt)    
     var rfac = '.' + rstr + '5'   
     var rfacx = parseFloat(rfac)  
     if (xx == -1 ) {         
          // even dollar amount - no decimals          
          theFrac = zstr      
          theInt = what  
     }
     else if (xx == 0) {      
          theInt = '0'        
          whatx = 0 + parseFloat(what) + parseFloat(rfacx)       
          what = whatx + zstr      
          theFrac = '' + what.substring(1, what.length)               
     }    
     else {         
          theInt = what.substring(0,xx)      
          whatx = parseFloat(what) + rfacx        
          what = '' + whatx + zstr      
          theFrac = '' + what.substring(xx+1,xx + 1 + parseInt(places))    
          var astr = 'places = ' + places    
     } 

     // theInt is the integer, theFrac is the decimals
     // round up to 0, 3, 5 or 8
     first = theFrac.substring(0,1)
     round = theFrac.substring(2,1)
     //special cases for 09 and 99 due to string consideration
     if (theFrac == 09){                          // 09 special
     theFrac = '10'
     }
     else if (theFrac == 99){                          // 99 special
     theFrac = '00'
     theInt  = parseInt(theInt) + 1
     theInt = '' + theInt
     }
     else if (round == 2 || round == 4 || round == 7 || round == 9 ) {          // add 1 cent  
          //alert('the first = ' + first + '\nround = ' + round)
          if (first == 0){
               theFrac = parseInt(theFrac) + 1
               theFrac = '0' + parseInt(theFrac)
               }
               else {
               //alert('round 1 cent w/o a 0')
               theFrac = parseInt(theFrac) + 1         
               }
          theFrac = '' + theFrac
          //alert('add 1 cent\nthe first = ' + first + '\nround = ' + round + '\ntheFrac = ' + theFrac)
     }
     else if (round == 1 || round == 6) {                        // add 2 cents
          if (first == 0){
               theFrac = parseInt(theFrac) + 2
               theFrac = '0' + parseInt(theFrac)
               }
               else {
               theFrac = parseInt(theFrac) + 2         
               }
          theFrac = '' + theFrac
          //alert('add 2 cents\nthe first = ' + first + '\nround = ' + round + '\ntheFrac = ' + theFrac)
     }    
     else {                                       // no rounding required
     } 
     //alert('theInt= ' + theInt + '\ntheFrac= ' + theFrac + '\nwhat= ' + what + '\nwhatx= ' + whatx) 
     theFrac = theFrac.substring(0,parseInt(places)) 
     var dif = iplaces - theInt.length 
     var ii = 0 
     var padstr = '' 
     for (ii = 0 ; ii < dif ; ii++) {                  
          padstr += pad  
     }    
     theNo = padstr + theInt + '.' + theFrac 
     return theNo;
}

function clearForm(form)
{
    form.amount.value = "";
    form.basic.value = "";
    form.lender.value = "";
    form.enhanced.value = "";
}