function hideTabs() {
			/*
			document.getElementById('tVentes').style.display = 'none';
			document.getElementById('tLocations').style.display = 'none';
			document.getElementById('tAlertes').style.display = 'none';
			*/
			
			document.getElementById('bVentes').className = '';
			document.getElementById('bLocations').className = '';
			document.getElementById('bAlertes').className = '';
			}
			
			function openTab(divID) {
			hideTabs();
			var wFinal = 284;
			
			if (document.getElementById('tVentes').style.display != 'none') divObj0 = document.getElementById('tVentes');
			if (document.getElementById('tLocations').style.display != 'none') divObj0 = document.getElementById('tLocations');
			if (document.getElementById('tAlertes').style.display != 'none') divObj0 = document.getElementById('tAlertes');
			var wActuel0 = wFinal;
			
			divObj = document.getElementById(divID);
			var wActuel = 10;
			divObj.style.height = wActuel + 'px';
			divObj.style.display = 'block';
			var agrandirTimer;
			
			var agrandirFct = function () {
				wActuel0 -= 10;
				divObj0.style.height = wActuel0 + 'px';
				wActuel += 10;
				divObj.style.height = wActuel + 'px';
				
				if (wActuel >= (wFinal-10))
				   {
				   clearInterval(agrandirTimer);
				   divObj0.style.height = '0px'; 
				   divObj0.style.display = 'none';
				   divObj.style.height = wFinal + 'px'; 
				   }
				}
			
			agrandirFct();
			agrandirTimer = setInterval(agrandirFct,8);
  	  		}
			
			function displayVentes() {
			if (document.getElementById('bVentes').className != 'tabON') {
				openTab('tVentes');
				document.getElementById('bVentes').className = 'tabON';
				}
			
			return false;
			}
			
			function displayLocations() {
			if (document.getElementById('bLocations').className != 'tabON') {
				openTab('tLocations');
				document.getElementById('bLocations').className = 'tabON';
				}
			
			return false;
			}
			
			function displayAlertes() {
			if (document.getElementById('bAlertes').className != 'tabON') {
				openTab('tAlertes');
				document.getElementById('bAlertes').className = 'tabON';
				}
			
			return false;
			}