var c1=c2=c3=c4=1;
var sm_div=0;
var sm_img1 = new Image();
sm_img1.src = '/img/sm1.gif';
var sm_img2 = new Image();
sm_img2.src = '/img/sm2.gif';

function m(n){
	document.getElementById("m"+c1).style.backgroundColor='black';
	document.getElementById("m"+(c1-1)).style.visibility='visible';
	document.getElementById("m"+(c1+1)).style.visibility='visible';
	if(n){
		c1=n;
		document.getElementById("m"+n).style.backgroundColor='red';
		document.getElementById("m"+(n-1)).style.visibility='hidden';
		document.getElementById("m"+(n+1)).style.visibility='hidden';
	}
}

function s(n){
	document.getElementById('s'+c2).style.backgroundColor='';
	if(n){
		c2=n;
		document.getElementById('s'+n).style.backgroundColor='#f4f4f4';
	}
}

function sm(n){
	if(last=document.getElementById('ism'+c3)) last.src=sm_img1.src;
	if(n){
		c3=n;
		document.getElementById('ism'+n).src=sm_img2.src;
	}
}

function sub(n){
	document.getElementById('a'+n).blur();
	d=document.getElementById('sm'+n);
	if(d.className=='sub1'){
		d.className='sub2';
		if(sm_div) document.getElementById('sm'+sm_div).className='sub1';
		sm_div=n;
	}
	else{
		d.className='sub1';
		sm_div=0;
	}
}

function s2(n){
	document.getElementById('ssm'+c4).style.backgroundColor='#fbdfb8';
	if(n){
		c4=n;
		document.getElementById('ssm'+n).style.backgroundColor='white';
	}
}