function maj_prix(id,chk,total,prix,content) {
   var newTotal = 0;
   
   if (chk == true)
    newTotal = parseInt(total) + prix;
     
   if (chk == false)
    newTotal = parseInt(total) - prix;
    
   
content = "<input type=\"text\" name=\"prix_total\" size=5 value=\"" + newTotal + ".00\" readonly style=\"border:none;font-size:14pt;text-align:right;color: red;font-weight: bold;\">&nbsp;<font style=\"font-size:14pt;text-align:left;color:red;font-weight: bold;\">€</font>";

   if (document.getElementById) {
   	document.getElementById(id).innerHTML = content;
    return;
   }
 }

function buildIdList(id,obj){  
  var newIdList= id;
  for ( var i = 0 ; i < obj.elements.length ; i++ ) {  
    if (obj.elements[i].type =='checkbox' && obj.elements[i].checked == true){
      newIdList = newIdList + ";" + obj.elements[i].value;
	}
  }
  obj.pid.value = newIdList;
  return;
 
}