<!-- the script was writen by Roi Ezra (c) roez11@hotmail.co.il,04-8745818 -->

function section(sec){
	if (display==1)
	{
		if (checkAll()==sec)
		{
			hideAll();
			display=0;
		}
		else
		{
			sec1=checkAll();
			document.getElementById(sec1).style.display="none";
			display=0;
			document.getElementById(sec).style.display="";
			display=1;
		}
	}
	else
	{
		document.getElementById(sec).style.display="";
		display=1;
	}
}


function checkAll(){
// Returns the ID of the menu that shown, return 'true' if there is no menu shown on the screen
	if (document.getElementById('Sec1').style.display=="") return 'Sec1';
	if (document.getElementById('Sec2').style.display=="") return 'Sec2';
	if (document.getElementById('Sec3').style.display=="") return 'Sec3';
	if (document.getElementById('Sec4').style.display=="") return 'Sec4';
	if (document.getElementById('Sec5').style.display=="") return 'Sec5';
	if (document.getElementById('Sec6').style.display=="") return 'Sec6';
	if (document.getElementById('Sec7').style.display=="") return 'Sec7';
	if (document.getElementById('Sec8').style.display=="") return 'Sec8';
	if (document.getElementById('Sec9').style.display=="") return 'Sec9';
	if (document.getElementById('Sec10').style.display=="") return 'Sec10';
	if (document.getElementById('Sec11').style.display=="") return 'Sec11';
	if (document.getElementById('Sec12').style.display=="") return 'Sec12';
	if (document.getElementById('Sec13').style.display=="") return 'Sec13';
	if (document.getElementById('Sec14').style.display=="") return 'Sec14';
	if (document.getElementById('Sec15').style.display=="") return 'Sec15';
	if (document.getElementById('Sec16').style.display=="") return 'Sec16';
	if (document.getElementById('Sec17').style.display=="") return 'Sec17';
	if (document.getElementById('Sec18').style.display=="") return 'Sec18';
	if (document.getElementById('Sec19').style.display=="") return 'Sec19';
	if (document.getElementById('Sec20').style.display=="") return 'Sec20';
	if (document.getElementById('Sec21').style.display=="") return 'Sec21';
	if (document.getElementById('Sec22').style.display=="") return 'Sec22';
	if (document.getElementById('Sec23').style.display=="") return 'Sec23';
	if (document.getElementById('Sec24').style.display=="") return 'Sec24';
	if (document.getElementById('Sec25').style.display=="") return 'Sec25';
	if (document.getElementById('Sec26').style.display=="") return 'Sec26';
	if (document.getElementById('Sec27').style.display=="") return 'Sec27';
	if (document.getElementById('Sec28').style.display=="") return 'Sec28';
	if (document.getElementById('Sec29').style.display=="") return 'Sec29';
	if (document.getElementById('Sec30').style.display=="") return 'Sec30';
	if (document.getElementById('Sec31').style.display=="") return 'Sec31';
	return 'true';
}

function hideAll(){
	document.getElementById('Sec1').style.display="none";

	document.getElementById('Sec2').style.display="none";			
	document.getElementById('Sec3').style.display="none";			
	document.getElementById('Sec4').style.display="none";			
	document.getElementById('Sec5').style.display="none";			
	document.getElementById('Sec6').style.display="none";			
	document.getElementById('Sec7').style.display="none";			
	document.getElementById('Sec8').style.display="none";			
	document.getElementById('Sec9').style.display="none";			
	document.getElementById('Sec10').style.display="none";			
	document.getElementById('Sec11').style.display="none";			
	document.getElementById('Sec12').style.display="none";			
	document.getElementById('Sec13').style.display="none";			
	document.getElementById('Sec14').style.display="none";			
	document.getElementById('Sec15').style.display="none";			
	document.getElementById('Sec16').style.display="none";			
	document.getElementById('Sec17').style.display="none";			
	document.getElementById('Sec18').style.display="none";			
	document.getElementById('Sec19').style.display="none";			
	document.getElementById('Sec20').style.display="none";			
	document.getElementById('Sec21').style.display="none";			
	document.getElementById('Sec22').style.display="none";			
	document.getElementById('Sec23').style.display="none";			
	document.getElementById('Sec24').style.display="none";			
	document.getElementById('Sec25').style.display="none";			
	document.getElementById('Sec26').style.display="none";			
	document.getElementById('Sec27').style.display="none";			
	document.getElementById('Sec28').style.display="none";			
	document.getElementById('Sec29').style.display="none";			
	document.getElementById('Sec30').style.display="none";	
	document.getElementById('Sec31').style.display="none";	
}