function submitform()
{
  $dateO=document.sform.arrival.value;
  var partsDate = $dateO.split("/",3);
  $dateR=partsDate[2]+"/"+partsDate[1]+"/"+partsDate[0];
  document.sform.arrival.value=$dateR;
  document.sform.submit();
}

function switchContent(idShow, idHide)
	{
	if(idShow)
		{
		var div2Show = document.getElementById(idShow);
		div2Show.style.display = "block";
		}
	if(idHide)
		{
		var div2Hide = document.getElementById(idHide);
		div2Hide.style.display = "none";
		}
	}
	
function isValidDate(dateStr, format) {
  if (format == null) { format = "MDY"; }
  format = format.toUpperCase();
  if (format.length != 3) { format = "MDY"; }
  if ( (format.indexOf("M") == -1) || (format.indexOf("D") == -1) || (format.indexOf("Y") == -1) ) { format = "MDY"; }
  if (format.substring(0, 1) == "Y") { // If the year is first
     var reg1 = /^\d{2}(\-|\/|\.)\d{1,2}\1\d{1,2}$/
     var reg2 = /^\d{4}(\-|\/|\.)\d{1,2}\1\d{1,2}$/
  } else if (format.substring(1, 2) == "Y") { // If the year is second
     var reg1 = /^\d{1,2}(\-|\/|\.)\d{2}\1\d{1,2}$/
     var reg2 = /^\d{1,2}(\-|\/|\.)\d{4}\1\d{1,2}$/
  } else { // The year must be third
     var reg1 = /^\d{1,2}(\-|\/|\.)\d{1,2}\1\d{2}$/
     var reg2 = /^\d{1,2}(\-|\/|\.)\d{1,2}\1\d{4}$/
  }
 
 // If it doesn't conform to the right format (with either a 2 digit year or 4 digit year), fail
 
  if ( (reg1.test(dateStr) == false) && (reg2.test(dateStr) == false) )
{ return false; }
  var parts = dateStr.split(RegExp.$1); // Split into 3 parts based on what the divider was
  
  
  // Check to see if the 3 parts end up making a valid date
  if (format.substring(0, 1) == "M") { var mm = parts[0]; } else if (format.substring(1, 2) == "M") { var mm = parts[1]; } else {
var mm = parts[2]; }
  if (format.substring(0, 1) == "D") { var dd = parts[0]; } else if (format.substring(1, 2) == "D") { var dd = parts[1]; } else {
var dd = parts[2]; }
  if (format.substring(0, 1) == "Y") { var yy = parts[0]; } else if (format.substring(1, 2) == "Y") { var yy = parts[1]; } else {
var yy = parts[2]; }
  if (parseFloat(yy) <= 50) { yy = (parseFloat(yy) + 2000).toString();
}
  if (parseFloat(yy) <= 99) { yy = (parseFloat(yy) + 1900).toString();
}
  var dt = new Date(parseFloat(yy), parseFloat(mm)-1, parseFloat(dd),
0, 0, 0, 0);
  if (parseFloat(dd) != dt.getDate()) { return false; }
  if (parseFloat(mm)-1 != dt.getMonth()) { return false; }
  return true;
}