var msie5 = (navigator.userAgent.indexOf('MSIE 5') != -1);

//************************************************************
// Folder content
var isSelected = false;

function toggleSelect(toggleSelectButton, selectAllText, deselectAllText) {
    formElements = toggleSelectButton.form.elements;

    if (isSelected) {
	for (i = 0; i < formElements.length; i++) {
	    formElements[i].checked = false;
	}
	isSelected = false;
	toggleSelectButton.value = selectAllText;
    } else {
	for (i = 0; i < formElements.length; i++) {
	    formElements[i].checked = true;
	}
	isSelected = true;
	toggleSelectButton.value = deselectAllText;
    }
}

//-----------------------------------------------------------------------------
//Fonction appercu (avant dans main_template: window.print(); return false)
//-----------------------------------------------------------------------------
function appercu()
{
if (navigator.appName  != 'Microsoft Internet Explorer') {
window.print();
}
else
{
document.body.insertAdjacentHTML('beforeEnd', '<OBJECT ID="nav" WIDTH=0 HEIGHT=0 CLASSID="CLSID:8856F961-340A-11D0-A96B-00C04FD705A2"></OBJECT>');
nav.ExecWB(7,1);
nav.outerHTML = "";
}
}
//-----------------------------------------------------------------------------
//-----------------------------------------------------------------------------


//************************************************************
/**
 * Toggles an element's visibility.
 * Function to show tooltips.
 */
function toggleElementVisibility(id) {
    element = document.getElementById(id);
    if (element) {
	if (element.style.visibility == 'hidden') {
	    element.style.visibility = 'visible';
	} else {
	    element.style.visibility = 'hidden';
	}
    }
}

function showElement(show, id) {
    element = document.getElementById(id);
    if (element) {
	if (show) {
	    element.style.visibility = 'visible';
	} else {
	    element.style.visibility = 'hidden';
	}
    }
}

//************************************************************
function trim(s) {
    if (s) {
	return s.replace(/^\s*|\s*$/g, "");
    }
    return "";
}

//************************************************************
function checkEmptySearch(formElem) {
    var query = trim(formElem.SearchableText.value);
    if (query != '') {
	formElem.SearchableText.value = query;
	return true;
    }
    formElem.SearchableText.value = query;
    formElem.SearchableText.focus();
    return false;
}

//************************************************************
/**
 * Sets focus on <input> elements that have a class attribute
 * containing the class 'focus'.
 * Examples:
 * <input type="text" id="username" name="__ac_name" class="focus"/>
 * <input type="text" id="searchableText" class="standalone giant focus"/>
 *
 * This function does not work on crappy MSIE5.0 and MSIE5.5.
 */
function setFocus() {
    if (msie5) {
	return false;
    }
    var elements = document.getElementsByTagName('input');
    for (var i = 0; i < elements.length; i++) {
	var nodeClass = elements[i].getAttributeNode('class');
	//alert("nodeClass = " + nodeClass);
	if (nodeClass) {
	    var classes = nodeClass.value.split(' ');
	    for (var j = 0; j < classes.length; j++) {
		if (classes[j] == 'focus') {
		    elements[i].focus();
		    return true;
		}
	    }
	}
    }
}

function validateRequiredFields(fieldIds, fieldLabels, informationText) {
    for (i = 0; i < fieldIds.length; i++) {
	element = document.getElementById(fieldIds[i]);
	if (element && !element.value) {
	    window.alert("'" + fieldLabels[i] + "' " + informationText);
	    return false;
	}
    }
    return true;
}

//************************************************************
function getSelectedRadio(buttonGroup) {
   if (buttonGroup[0]) {
      for (var i=0; i<buttonGroup.length; i++) {
	 if (buttonGroup[i].checked) {
	    return i
	 }
      }
   } else {
      if (buttonGroup.checked) { return 0; }
   }
   return -1;
}

function getSelectedRadioValue(buttonGroup) {
   var i = getSelectedRadio(buttonGroup);
   if (i == -1) {
      return "";
   } else {
      if (buttonGroup[i]) {
	 return buttonGroup[i].value;
      } else {
	 return buttonGroup.value;
      }
   }
}

function getSelectedRadioId(buttonGroup) {
   var i = getSelectedRadio(buttonGroup);
   if (i == -1) {
      return "";
   } else {
      if (buttonGroup[i]) {
	 return buttonGroup[i].id;
      } else {
	 return buttonGroup.id;
      }
   }
}


//-------------------------------------------------------------------------
function hover(obj){
  if(document.all){
    UL = obj.getElementsByTagName('ul');
    if(UL.length > 0){
      sousMenu = UL[0].style;
      if(sousMenu.display == 'none' || sousMenu.display == ''){
        sousMenu.display = 'block';
      }else{
        sousMenu.display = 'none';
      }
    }
  }
}
//-------------------------------------------------------------------------

function toggleLayers(more_block, more_items) {
  var objMoreBlock = document.getElementById(more_block).style;
  var objMoreItems = document.getElementById(more_items).style;
  if(objMoreBlock.display == "block")
    objMoreBlock.display = "none";
  if(objMoreItems.display == "none")
    objMoreItems.display = "block";
}

function controlForm(form) {
	var n = form.nb_hier.value;
	if (form.email.value == '') {
	  alert('L\'email doit etre renseigné');
	  return false;
	} else {
	  if (n == 1) {
	    if (form.hierarchies.checked == true) {
	      return true;
	    }
	  } else {
	    for (i = 0;i < n; i++) {
	      if (form.hierarchies[i].checked == true) {
		return true;
	      }
	    }
	  }
	  alert('Au moins une rubrique doit être cochée');
	  return false;
	}
}

function valider() {
/*     if (document.access_appointment_form.name.value =='') {
        window.alert("La saisie du nom est obligatoire/ Name is required");
    return false;
    } */
}