//var mv, i = 197;
//function systemToggleNavigation(sender) {
//	var show = sender.className == 'buttonRestore';
//	var t;
//	if(t = document.getElementById('system_navigation')) t.style.display = show ? '' : 'none';
//	if(t = document.getElementById('system_head')) t.style.left = show ? '' : '13px';
//	if(t = document.getElementById('system_menubar')) t.style.left = show ? '' : '0px';
//	if(t = document.getElementById('system_sitepreview')) t.style.left = show ? '' : '13px';
//	if(t = document.getElementById('system_content')) t.style.left = show ? '' : '13px';
//
//	if(show) {
//		sender.className = 'buttonMinimize';
//	} else {
//		sender.className = 'buttonRestore';
//	}
//	return;
//}