function toolsSel(toolWindow,toolID,numItems){
		for (var i = 1; i <= numItems; i++) {
			area = document.getElementById('toolArea'+toolWindow+'_'+i);
			area.style.display = 'none';
			area.style.visibility = 'hidden';
			label = document.getElementById('toolLabel'+toolWindow+'_'+i);
			labelClasseCorrente = label.className;
			label.className = labelClasseCorrente.replace("-active","");
		}
		fullToolID = toolWindow+'_'+toolID;
		setActiveTool(fullToolID);
		}
		
		function setActiveTool(fullToolID) {
			area = document.getElementById('toolArea'+fullToolID);
			label = document.getElementById('toolLabel'+fullToolID);
			area.style.display = 'block';
			area.style.visibility = 'visible';
			classeCorrente = label.className;
			label.className = classeCorrente+'-active';
		}