// function to open the popup window
function referencebrowser_openBrowser(path, pageName, fieldName, at_url, fieldRealName)
{
    atrefpopup = window.open(path + '/' + pageName + '?fieldName=' + fieldName + '&fieldRealName=' + fieldRealName +'&at_url=' + at_url,'referencebrowser_popup','toolbar=no,location=no,status=no,menubar=no,scrollbars=yes,resizable=yes,width=700,height=550');
    atrefpopup.focus();
}


//fonction pour initialiser directement une textbox
function referencebrowser_setText(widget_id, label)
{
   element=document.getElementById(widget_id);
   element.value=label;
}



// function to return a reference from the popup window back into the widget (listbox)
function referencebrowser_setReference_listboxmult(widget_id, uid, label)
{
   list=document.getElementById(widget_id)
   // check if the item isn't already in the list
   for (var x=0; x < list.length; x++)
   {
      if (list[x].value == uid)
      {
         return false;
      }
   }         
   // now add the new item
   theLength=list.length;
   list[theLength] = new Option(label);
   list[theLength].selected='selected';
   list[theLength].value=uid
}


// function to return a reference from the popup window back into the widget (textbox)
// pas sur que ca s'applique a une textbox et pas a une listbox unique (non mult) car arg uid en plus (% à referencebrowser_setText)
function referencebrowser_setReference_textbox(widget_id, uid, label)
{
   element=document.getElementById(widget_id)
   label_element=document.getElementById(widget_id)
   element.value=uid
   label_element.value=label
}


// function to clear the reference field or remove items
// from the multivalued reference list.
function referencebrowser_removeReference_listboxmult(widget_id)
{
    list = document.getElementById(widget_id)
    for (var x=list.length-1; x >= 0; x--)
    {
       if (list[x].selected)
       {
          list[x]=null;
       }
    }
    for (var x=0; x < list.length; x++)
    {
       list[x].selected='selected';
    }        
}


// function to clear the reference field or remove items
// from a textbox field 
function referencebrowser_removeReference_textbox(widget_id)
{
   element=document.getElementById(widget_id);
   label_element=document.getElementById(widget_id);
   label_element.value = "";
   element.value="";
}