window.onload = function() {
	MM_preloadImages(
	'/images/site/picto_favori-over.gif',
	'/images/site/picto_imprimer-over.gif',
	'/images/site/picto_haut-over.gif',
	'/images/site/bt_voir_site-over.gif',
	'/images/site/bouton-projet-over.gif'
	);
	
	document.getElementById('btFavoris').onmouseover= function() { MM_swapImage('btFavoris','','/images/site/picto_favori-over.gif',1) }
	document.getElementById('btFavoris').onmouseout= function(){ MM_swapImgRestore() }

	document.getElementById('btImprimer').onmouseover= function() { MM_swapImage('btImprimer','','/images/site/picto_imprimer-over.gif',1) }
	document.getElementById('btImprimer').onmouseout= function(){ MM_swapImgRestore() }

	document.getElementById('btHaut').onmouseover= function() { MM_swapImage('btHaut','','/images/site/picto_haut-over.gif',1) }
	document.getElementById('btHaut').onmouseout= function(){ MM_swapImgRestore() }
	
	document.getElementById('btVoirSite').onmouseover= function() { MM_swapImage('btVoirSite','','/images/site/bt_voir_site-over.gif',1) }
	document.getElementById('btVoirSite').onmouseout= function(){ MM_swapImgRestore() }	

	document.getElementById('btProjet').onmouseover= function() { MM_swapImage('btProjet','','/images/site/bouton-projet-over.gif',1) }
	document.getElementById('btProjet').onmouseout= function(){ MM_swapImgRestore() }	

	// Si on est sur la page de recherche
	if (document.getElementById('searchcontrol'))
		{ OnLoad(); }

	setHeight();
	}

function setHeight() {
	var minHeight = 450;
	var _droite = document.getElementById('col_droite');
	var _gauche = document.getElementById('col_gauche');

	var height = Math.max(minHeight, _gauche.offsetHeight, _droite.offsetHeight);

	_gauche.style.height = height+'px';
	_droite.style.height = height+'px';
}

// Fonctions de gestion des calques gauche
function afficherCalque(calque)
	{
	obj = document.getElementById(calque);
	if (obj.style.display=='block')
		{
		obj.style.display='none'; 
		obj.style.visibility='hidden'; 
		} 
	else
		{
		obj.style.display='block'; 
		obj.style.visibility='visible'; 
		} 
	}