function connaitreHauteur(_Element){
if(typeof(_Element) == "string")
var _Element = $id(_Element);
return _Element.offsetHeight;
}
function connaitreLargeur(_Element){
if(typeof(_Element) == "string")
var _Element = $id(_Element);
return _Element.offsetWidth;
}
function connaitrePosTop(_Element){
if(typeof(_Element) == "string")
var _Element = $id(_Element);
var posTop = 0;
do {posTop += _Element.offsetTop;}
while(_Element = _Element.offsetParent);
return posTop;
}
function connaitrePosLeft(_Element){
if(typeof(_Element) == "string")
var _Element = $id(_Element);
var posLeft = 0;
do {posLeft += _Element.offsetLeft;}
while(_Element = _Element.offsetParent);
return posLeft;
}
function connaitreTailleAffEcran(){
var tailleAffEcran = new Array();
tailleAffEcran.width = document.documentElement.clientWidth;
tailleAffEcran.height = document.documentElement.clientHeight;
return tailleAffEcran;
}