function hideShow(id)
{
    var div = document.getElementById(id);
            
    if(div.style.display == '')
    {
       div.style.display = "block";
       
    }
    else
    {
        if(div.style.display == 'block')
        {
            div.style.display = "none";
        }
        else
        {
            div.style.display = "block";
        }
    }
}
    
function hide(id)
{
    var div = document.getElementById(id);
            
    div.style.display = "none";        
}

function show(id)
{
    var div = document.getElementById(id);
            
    div.style.display = "block";        
}

function clearForm()
{
    var inputs=document.getElementsByTagName("input");
    for(var i=0;i<inputs.length;i++)
    {
        inputs[i].value="";
    }
    var textareas=document.getElementsByTagName("textarea");
    for(var i=0;i<textareas.length;i++)
    {
        textareas[i].value="";

    }
    var selects=document.getElementsByTagName("select");
    for(var i=0;i<selects.length;i++)
    {
        selects[i].selectedIndex=0;
    }
    
    //clear child form
    if(document.getElementById('childDiv'))
        displayChildTxt(1);
}

function popup(page,largeur,hauteur,options) 
{     
    var top=(screen.height-hauteur)/2;     
    var left=(screen.width-largeur)/2;    
    window.open(page,"","top="+top+",left="+left+",width="+largeur+",height="+hauteur+","+options); 
    
    
} 



function addLoadEvent(func) {
  var oldonload = window.onload;
  if (typeof window.onload != 'function') {
    window.onload = func;
  } else {
    window.onload = function() {
      if (oldonload) {
        oldonload();
      }
      func();
    }
  }
}