var tabs = new Array(5);
for (i=0;i<tabs.length;i++)
{
tabs[i]=false;
}
var z = 1;

function openclosetab(open,close,tabnum,name,contentname)
{

if (!tabs[tabnum])
	{
		name.style.zIndex = z;
		contentname.style.zIndex = z;
		z +=1;
		opentab(open,name,contentname);
	}
	else
	{
		closetab(close,name,contentname);
	}
tabs[tabnum]=!tabs[tabnum];
}

function opentab(a,b,c)
{
	c.style.top = parseInt(c.style.top)+15+"px";
	b.style.top = parseInt(b.style.top)+15+"px";
	if (parseInt(b.style.top)<a)
	{
	setTimeout("opentab(" + a + "," + b.id + "," + c.id + ")" , 5 );
	}
}

function closetab(a,b,c)
{
	c.style.top = parseInt(c.style.top)-15+"px";
	b.style.top = parseInt(b.style.top)-15+"px";
	if (parseInt(b.style.top)>a)
	{
	setTimeout("closetab(" + a + "," + b.id + "," + c.id + ")" , 5 );
	}
}