function collapse(a,b,c,d,e,f,g,h,i,j,k,l,m,n,o,p,q,r,s,t)
{
	var activeid=document.getElementById(a);
	if(!activeid)return true;
	if(activeid.style.display=="none")
	{
		activeid.style.display="block"
	}
	else
	{
		activeid.style.display="none"
	}
        var hide1=document.getElementById(b);
        if(!hide1)return true;
        hide1.style.display="none";
        var hide2=document.getElementById(c);
        if(!hide2)return true;
        hide2.style.display="none";
        var hide3=document.getElementById(d);
        if(!hide3)return true;
        hide3.style.display="none";
        var hide4=document.getElementById(e);
        if(!hide4)return true;
        hide4.style.display="none";
        var hide5=document.getElementById(f);
        if(!hide5)return true;
        hide5.style.display="none";
        var hide6=document.getElementById(g);
        if(!hide6)return true;
        hide6.style.display="none";
        var hide6=document.getElementById(g);
        if(!hide6)return true;
        hide6.style.display="none";
        var hide7=document.getElementById(h);
        if(!hide7)return true;
        hide7.style.display="none";
        var hide8=document.getElementById(i);
        if(!hide8)return true;
        hide8.style.display="none";
        var hide9=document.getElementById(j);
        if(!hide9)return true;
        hide9.style.display="none";
        var hide10=document.getElementById(k);
        if(!hide10)return true;
        hide10.style.display="none";
        var hide11=document.getElementById(l);
        if(!hide11)return true;
        hide11.style.display="none";
        var hide12=document.getElementById(m);
        if(!hide12)return true;
        hide12.style.display="none";
        var hide13=document.getElementById(n);
        if(!hide13)return true;
        hide13.style.display="none";
        var hide14=document.getElementById(o);
        if(!hide14)return true;
        hide14.style.display="none";
        var hide15=document.getElementById(p);
        if(!hide15)return true;
        hide15.style.display="none";
        var hide16=document.getElementById(q);
        if(!hide16)return true;
        hide16.style.display="none";
        var hide17=document.getElementById(r);
        if(!hide17)return true;
        hide17.style.display="none";
        var hide18=document.getElementById(s);
        if(!hide18)return true;
        hide18.style.display="none";
        var hide19=document.getElementById(t);
        if(!hide19)return true;
        hide19.style.display="none";
	return true;
}