javascript - Datepicker - Calculate Days Excluding Holidays and Weekends -


i've tried several things work, because of lack of understanding of javascript, no success.

i want little script work how does, want calculated days have no weekends or holidays included in sum. help?

javascript:

    $(function() {   $('#from').datepicker({   showonfocus: false,   showtrigger: '#calimg',   beforeshowday: $.datepicker.noweekends,   pickerclass: 'noprevnext',     numberofmonths: 1,         dateformat: 'mm-dd-yy',         mindate: '0',         maxdate: '+1y',               onselect: function(datestr) {                     var min = $(this).datepicker('getdate');                     $('#to').datepicker('option', 'mindate', min || '0');                     datepicked();         }});   $('#to').datepicker({   showonfocus: false,   showtrigger: '#calimg',   beforeshowday: $.datepicker.noweekends,   pickerclass: 'noprevnext',     numberofmonths: 1,         dateformat: 'mm-dd-yy',         mindate: '0',         maxdate: '+1y',               onselect: function(datestr) {                     var max = $(this).datepicker('getdate');                     $('#from').datepicker('option', 'maxdate', max || '+1y');                     datepicked();                                                       }}); });  var datepicked = function() { var = $('#from'); var = $('#to'); var nights = $('#nights');   var fromdate = from.datepicker('getdate')      var todate = to.datepicker('getdate')      if (todate && fromdate) {     var difference = 0;         var oneday = 1000*60*60*24;         var difference = math.ceil((todate.gettime() - fromdate.gettime() + 1) / oneday);         nights.val(difference);        } }

html:

      <table width="100%" border="0" cellpadding="2">       <tr>       <td nowrap>vacation request from</td>       <td><input type="text" id="from" name="from" size="28" style="width:194px; /*tag style*/" value="" ><div style="display: none;">  <img id="calimg" src="http://www.mywebsite.com/images/calendar-green.gif" alt="popup" class="trigger"></div> <input type="text" id="to" name="to" size="28" style="width:194px; /*tag style*/" value="" ><div style="display: none;"> <img id="calimg" src="http://www.mywebsite.com/images/calendar-green.gif" alt="popup" class="trigger">   </div></td>       <td width="1">&nbsp;</td>       </tr>      <tr>       <td >total days requested: </td>       <td colspan="5"><input type="text" id="nights" name="nights" style="width:50px; /*tag style*/" value="" readonly="readonly"></td>      </tr>       <tr>       <td colspan="6">&nbsp;</td>      </tr>    </table>

success! this page helped. so, html same above along updated jquery/javascript , i'm in business.

    $(function() {   $('#from').datepicker({   showonfocus: false,   showtrigger: '#calimg',   beforeshowday: $.datepicker.noweekends,   pickerclass: 'noprevnext',     numberofmonths: 1,         dateformat: 'mm-dd-yy',         mindate: '0',         maxdate: '+1y',               onselect: function(datestr) {                     var min = $(this).datepicker('getdate');                     $('#to').datepicker('option', 'mindate', min || '0');                     datepicked();         }});   $('#to').datepicker({   showonfocus: false,   showtrigger: '#calimg',   beforeshowday: $.datepicker.noweekends,   pickerclass: 'noprevnext',     numberofmonths: 1,         dateformat: 'mm-dd-yy',         mindate: '0',         maxdate: '+1y',               onselect: function(datestr) {                     var max = $(this).datepicker('getdate');                     $('#from').datepicker('option', 'maxdate', max || '+1y');                     datepicked();                                                        }});     });       var datepicked = function() {     var = $('#from');     var = $('#to');     var nights = $('#nights');   var startdate = from.datepicker('getdate')  var enddate = to.datepicker('getdate')   // validate input if (enddate && startdate) {   // calculate days between dates var millisecondsperday = 86400 * 1000; // day in milliseconds startdate.sethours(0,0,0,1);  // start after midnight enddate.sethours(23,59,59,999);  // end before midnight var diff = enddate - startdate;  // milliseconds between datetime objects     var days = math.ceil(diff / millisecondsperday);  // subtract 2 weekend days every week in between var weeks = math.floor(days / 7); var days = days - (weeks * 2);  // handle special cases var startday = startdate.getday(); var endday = enddate.getday();  // remove weekend not removed.    if (startday - endday > 1)              var days = days - 2;        // remove start day if span starts on sunday ends before saturday if (startday == 0 && endday != 6)     var days = days - 1    // remove end day if span ends on saturday starts after sunday if (endday == 6 && startday != 0)    var days = days - 1    nights.val(days);     }     }

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