/******************************************************************/
// show/hide
//////////////////


function toggle(id) {	
//Get Current Position
	if (isNaN(document.getElementById(id))){
		objOverlay = document.getElementById(id);
		objSys = document.getElementById("sys"+id);		
		vOverlay = objOverlay.style.visibility;
		if (vOverlay != 'hidden' || vOverlay == "") {	
			objOverlay.className = 'containerHide';
			objOverlay.style.visibility = 'hidden';
			objSys.innerHTML = " - ";
		}else {
			objOverlay.className = 'containerShow';
			objOverlay.style.visibility = 'visible';	
			objSys.innerHTML = " + ";
		}
	}
}