num_participants = 0;
duration = 0 ;
acomodation = 0;
season = 0;
month = 0;
canopy = 0;
horseback = 0;
surfing = 0;
atv = 0;
price_per_night = 100;

base_price = 195;
canopy_price = 25 ;
horseback_price = 25 ;
surfing_price = 20 ;
atv_price = 45 ;


count = 1;
function recalculate()
{
var cost;

cost = (base_price*num_participants)+(price_per_night*num_participants*duration)+(canopy_price*canopy*num_participants)+(horseback_price*horseback*num_participants)+(surfing_price*surfing*num_participants)+(atv_price*atv*num_participants);
if (count == 1 && cost > 0)
{
	showbutton();
}
document.getElementById("price").innerHTML='$'+cost;
if (num_participants != 0 ) {
	document.getElementById("individual").innerHTML='$'+Math.round((cost/num_participants)*100)/100;
}

}

function showform()
{
form_area = 'Fill out and submit the Group Registration form and a we will get in contact with you right away to guide you  mission trip adventure. <table><tbody><tr><td>Church/Organization:</td><td><input name="church" type="text"></td></tr><tr><td>Group Leader:</td><td><input name="name" type="Leader"></td></tr><tr><td>Position:</td><td><input name="position" type="text"></td></tr><tr><td>Daytime Phone:</td><td><input name="day_phone" type="text"></td></tr><tr><td>Organization Phone:</td><td><input name="org_phone" type="text"></td></tr><tr><td>Address:</td><td><input name="address" type="text"></td></tr><tr><td>City:</td><td><input name="city" type="text"></td></tr><tr><td>State/Province:</td><td><input name="state" type="text"></td></tr><tr><td>Zip/Postal Code:</td><td><input name="zip" type="text"></td></tr><tr><td>Country:</td><td><input name="country" type="text"></td></tr><tr><td>Email:</td><td><input name="email" type="text"></td></tr><tr><td><input type = "submit" name = "Submit" value = "Submit" /></td></tr></form>';
document.getElementById("information").innerHTML=form_area;
}

function updatevars(value, id)
{
switch(id)
{
case 'num_participants':
  num_participants = value;
  break;    
case 'duration':
  duration = value;
  break;
case 'acomodation':
  acomodation = value;
  break;
case 'season':
  season = value;
  break;
case 'month':
  month = value;  
  break;
case 'canopy':
  if (canopy == 1){
  canopy = 0;
  } else {
  canopy = 1;
  }
  break;
case 'horseback':
  if (horseback == 1){
  horseback = 0;
  } else {
  horseback = 1;
  }
  break;
case 'surfing':
  if (surfing == 1){
  surfing = 0;
  } else {
  surfing = 1;
  }
  break;
case 'atv':
  if (atv == 1){
  atv = 0;
  } else {
  atv = 1;
  }
  break;
  default:

}
//document.getElementById("price").innerHTML=x;
//document.getElementById("price").innerHTML=month;
recalculate();
}

function showbutton ()
{
count ++;
//count = 1;
//form_area = '<form><input name="order" value="Order This Trip Now!" type="button" onclick="showform()"></form><br /><br />';
form_area = '<input name="order" value="Order This Trip Now!" type="button" onclick="showform()"></form><br /><br />';
document.getElementById("information").innerHTML = form_area ;
}