function specialHiddenObj(){

var tags = new Array("applet", "iframe", "select");
var el = this.element;
for (var k = tags.length; k > 0; ) {
var ar = document.getElementsByTagName(tags[--k]);
var cc = null;

		for (var i = ar.length; i > 0;) {
			cc = ar[--i];
			cc.style.visibility = "hidden";
			}
}
}

function getVisib(obj){
		var value = obj.style.visibility;
		if (!value) {
			if (document.defaultView && typeof (document.defaultView.getComputedStyle) == "function") { // Gecko, W3C
				if (!Calendar.is_khtml)
					value = document.defaultView.
						getComputedStyle(obj, "").getPropertyValue("visibility");
				else
					value = '';
			} else if (obj.currentStyle) { // IE
				value = obj.currentStyle.visibility;
			} else
				value = '';
		}
}




// ******************************************
// CALENDARS
// ******************************************

var fromDate = new Date();
var now = new Date();

function disallowDatesFrom(date) {
   if( date.getYear() < now.getYear() ||
       date.getYear() == now.getYear() && date.getMonth() < now.getMonth() ||
       date.getYear() == now.getYear() && date.getMonth() == now.getMonth() && date.getDate() < now.getDate())
        return true;
    return false;
}


function disallowDatesTo(date) {
    fromDate = new Date( 
            document.getElementById( "txtAl" ).value.substr( 6 ),
            document.getElementById( "txtAl" ).value.substr( 3, 2 ) - 1,
            document.getElementById( "txtAl" ).value.substr( 0, 2 ) 
    );
        
    if( date.getYear() < fromDate.getYear() ||
        date.getYear() == fromDate.getYear() && date.getMonth() < fromDate.getMonth() ||
        date.getYear() == fromDate.getYear() && date.getMonth() == fromDate.getMonth() && date.getDate() < fromDate.getDate() )
        return true;
          
    return false;
}
function disallowDatesToOfferte(date) {
    fromDate = new Date( 
            document.getElementById( "txtData" ).value.substr( 6 ),
            document.getElementById( "txtData" ).value.substr( 3, 2 ) - 1,
            document.getElementById( "txtData" ).value.substr( 0, 2 ) 
    );
        
    if( date.getYear() < fromDate.getYear() ||
        date.getYear() == fromDate.getYear() && date.getMonth() < fromDate.getMonth() ||
        date.getYear() == fromDate.getYear() && date.getMonth() == fromDate.getMonth() && date.getDate() < fromDate.getDate() )
        return true;
          
    return false;
}
function disallowDatesTo1(date) {
    fromDate = new Date( 
            document.getElementById( "txtDataPartenza" ).value.substr( 6 ),
            document.getElementById( "txtDataPartenza" ).value.substr( 3, 2 ) - 1,
            document.getElementById( "txtDataPartenza" ).value.substr( 0, 2 ) 
    );
        
    if( date.getYear() < fromDate.getYear() ||
        date.getYear() == fromDate.getYear() && date.getMonth() < fromDate.getMonth() ||
        date.getYear() == fromDate.getYear() && date.getMonth() == fromDate.getMonth() && date.getDate() < fromDate.getDate() )
        return true;
          
    return false;
}

function disallowDatesTo2(date) {
    fromDate = new Date( 
            document.getElementById( "txtDataFrom" ).value.substr( 6 ),
            document.getElementById( "txtDataFrom" ).value.substr( 3, 2 ) - 1,
            document.getElementById( "txtDataFrom" ).value.substr( 0, 2 ) 
    );
        
    if( date.getYear() < fromDate.getYear() ||
        date.getYear() == fromDate.getYear() && date.getMonth() < fromDate.getMonth() ||
        date.getYear() == fromDate.getYear() && date.getMonth() == fromDate.getMonth() && date.getDate() < fromDate.getDate() )
        return true;
          
    return false;
}

// ************************************ 
// DIV                                  
// ************************************ 


var destinationMenuId  = "destination_menu";
var destinationInputId = "txtDestination";

function showDestinations( theTag ) {


    var divObject = document.getElementById( destinationMenuId );
    divObject.style.display  = 'block';
    divObject.style.position = 'absolute';
    
    divObject.style.left     = findPosX( theTag ) + 'px'; 
    divObject.style.top      = (findPosY( theTag )+20) + 'px';
    
    
    var x1 = findPosX( divObject );
    var y1 = findPosY( divObject );
    var x2 = x1 + divObject.offsetWidth;
    var y2 = y1 + divObject.offsetHeight;
    
    // For IE, adjust position.
	if (document.all) {
			x1 += divObject.offsetParent.clientLeft;
			y1 += divObject.offsetParent.clientTop;
	}
    
    if (document.all) {
		for(ix=0; ix <document.all.length; ix++) {
			objectid = document.all[ix].id;
			objectx = document.all[ix];
			if (objectid.indexOf("cmb") > 0) {
			if (document.getElementById('cmbTrattamento') != null) document.getElementById('cmbTrattamento').style.visibility='hidden';
			if (document.getElementById('cmbPromo') != null) document.getElementById('cmbPromo').style.visibility='hidden';
				//
				//	Defines box(area) coordinates of an object
				//	a combo box in this case.
				//
				//	xx = x of top,left
				//	yy = y of top,left
				//	xx2 = x of bottom, right
				//	yy2 = y of bottom, right
				//
				xx = findPosX(objectx);
				yy = findPosY(objectx);
				xx2 = xx + objectx.offsetWidth;
				yy2 = yy + objectx.offsetHeight;
		        
				document.all[ix].style.visibility = 'visible';
				if (xx >= x1 && xx <= x2) {
					if (yy >= y1 && yy <= y2) {	
                        document.all[ix].style.visibility = 'hidden';
					}
				}
				if (xx2 >= x1 && xx2 <= x2) {
					if (yy2 >= y1 && yy2 <= y2) {							
                        document.all[ix].style.visibility = 'hidden';
					}
				}
                if (xx <= x1 && xx2 >= x2) {
            		if (yy >= y1 && yy2 <= y2) {
            			document.all[ix].style.visibility = 'hidden';
            		}
            	}
			}
		}
	}
}

function hideDestinations() {
    document.getElementById( destinationMenuId ).style.display  = 'none';
    
    //
	//	Turn on all 'drop downs' if not visible
	//
	// works for IE ONLY
	//*********************************
	var objectid;
	var ix;
	if (document.all) {
	if (document.getElementById('cmbTrattamento') != null) document.getElementById('cmbTrattamento').style.visibility='visible';
	if (document.getElementById('cmbPromo') != null) document.getElementById('cmbPromo').style.visibility='visible';
		for(ix=0; ix <document.all.length; ix++) {
			objectid = document.all[ix].id;
			if (objectid.indexOf("cmb") > 0) {
				document.all[ix].style.visibility = 'visible';
	
			}
		}
	}
}



function setDestination( destVal ) {

if(document.getElementById( destinationInputId ) != null){
    document.getElementById( destinationInputId ).value = destVal;
  }	
    hideDestinations();
}




function check_date(field){
var checkstr = "0123456789";
var DateField = field;
var Datevalue = "";
var DateTemp = "";
var seperator = "/";
var day;
var month;
var year;
var leap = 0;
var err = 0;
var i;
   err = 0;
   DateValue = DateField.value;
   /* Delete all chars except 0..9 */
   for (i = 0; i < DateValue.length; i++) {
	  if (checkstr.indexOf(DateValue.substr(i,1)) >= 0) {
	     DateTemp = DateTemp + DateValue.substr(i,1);
	  }
   }
   DateValue = DateTemp;
   /* Always change date to 8 digits - string*/
   /* if year is entered as 2-digit / always assume 20xx */
   if (DateValue.length == 6) {
      DateValue = DateValue.substr(0,4) + '20' + DateValue.substr(4,2); }
   if (DateValue.length != 8) {
      err = 19;}
   /* year is wrong if year = 0000 */
   year = DateValue.substr(4,4);
   if (year == 0) {
      err = 20;
   }
   /* Validation of month*/
   month = DateValue.substr(2,2);
   if ((month < 1) || (month > 12)) {
      err = 21;
   }
   /* Validation of day*/
   day = DateValue.substr(0,2);
   if (day < 1) {
     err = 22;
   }
   /* Validation leap-year / february / day */
   if ((year % 4 == 0) || (year % 100 == 0) || (year % 400 == 0)) {
      leap = 1;
   }
   if ((month == 2) && (leap == 1) && (day > 29)) {
      err = 23;
   }
   if ((month == 2) && (leap != 1) && (day > 28)) {
      err = 24;
   }
   /* Validation of other months */
   if ((day > 31) && ((month == "01") || (month == "03") || (month == "05") || (month == "07") || (month == "08") || (month == "10") || (month == "12"))) {
      err = 25;
   }
   if ((day > 30) && ((month == "04") || (month == "06") || (month == "09") || (month == "11"))) {
      err = 26;
   }
   /* if 00 ist entered, no error, deleting the entry */
   if ((day == 0) && (month == 0) && (year == 00)) {
      err = 0; day = ""; month = ""; year = ""; seperator = "";
   }
   /* if no error, write the completed date to Input-Field (e.g. 13.12.2001) */
   if (err == 0) {
      DateField.value = day + seperator + month + seperator + year;
   }
   /* Error-message if err != 0 */
   else {
      alert("La data inserita non è corretta.\n\nI formati supportati sono:\n  - ggmmaa\n  - ggmmaaaa\n  - gg/mm/aa\n  - gg/mm/aaaa\n");
      DateField.select();
	  DateField.focus();
   }
}