function getWindowHeight() {
			var windowHeight = 0;
			if (typeof(window.innerHeight) == 'number') {
				windowHeight = window.innerHeight;
			}
			else {
				if (document.documentElement && document.documentElement.clientHeight) {
					windowHeight = document.documentElement.clientHeight;
				}
				else {
					if (document.body && document.body.clientHeight) {
						windowHeight = document.body.clientHeight;
					}
				}
			}
			return windowHeight;
		}
		function setFooter() {
			if (document.getElementById) {
				var windowHeight = getWindowHeight();
				if (windowHeight > 0) {
					var contentHeight = document.getElementById('contenu').offsetHeight;
					var footerElement = document.getElementById('footer');
					var footerHeight  = footerElement.offsetHeight;
					if (windowHeight - (contentHeight + footerHeight) >= 0) {
						footerElement.style.position = 'relative';
						footerElement.style.top = (windowHeight - (contentHeight + footerHeight)) + 'px';
					}
					else {
						footerElement.style.position = 'static';
					}
				}
			}
		}
		

//Gestion de la rubrique en cours pour la nav		
function setRubrique(){ 
 if (document.getElementById('site')){
			oUrl = document.location.href;	
			//alert(oUrl.substring(27,30));
			switch (oUrl.substring(27,30)){
			case "" : document.getElementById("accueil").className='current';break;
			case "adm" : document.getElementById("adm").className='current';break;
			case "pro" : document.getElementById("pro").className='current';break;
			case "son" : document.getElementById("son").className='current';break;
			case "rad" : document.getElementById("rad").className='current';break;
			case "lie" : document.getElementById("lie").className='current';break;
			}
			
			switch (oUrl.substring(23,26)){
			case "" : document.getElementById("accueil").className='current';break;
			case "adm" : document.getElementById("adm").className='current';break;
			case "pro" : document.getElementById("pro").className='current';break;
			case "son" : document.getElementById("son").className='current';break;
			case "rad" : document.getElementById("rad").className='current';break;
			case "lie" : document.getElementById("lie").className='current';break;
			}
		}	
	}
		
//Gestion de la nav dans les projets et manifestations :
function setLienProjet(){
    oAnnee = document.location.href;	
    oAnnee = oAnnee .substring(53,57);
    lienProjet = document.getElementById("annee"+oAnnee);
    //alert(lienProjet);
    if (lienProjet) lienProjet.className = "courant";
    //alert(lienProjet.style.textDecoration);
  }
		window.onload = function() {
			setFooter();
			setRubrique();
                        setLienProjet();
		}
		window.onresize = function() {
			setFooter();
			setRubrique();
                        setLienProjet();	
}