var mgmntid=0;
var previd=0;
var maxmgmntid = 6;
var mgmntshow = 3;
var moveit;

function MoveList(dir) 
{
    var mytop;
    var maxtop;
	var objref = eval("document.getElementById('mgmtList')");
	var objnext = eval("document.getElementById('nxt')");
	var objprev = eval("document.getElementById('prev')");
	previd = mgmntid;
	if (dir=='down')
	{
	    mgmntid = parseInt(mgmntid) + 3;
	}
	if (dir=='up')
	{
	    mgmntid = parseInt(mgmntid) - 3;
	    
	}
	mytop = parseInt(mgmntid)*141;
	maxtop = maxmgmntid*141;
	if (parseInt(mytop) <= -parseInt(maxtop))
	{
	    objnext.style.visibility='hidden';
	}
	else
	{
	    objnext.style.visibility='visible';
	}
	if (parseInt(mytop) >= 0)
	{
	    objprev.style.visibility='hidden';
	}
	else
	{
	    objprev.style.visibility='visible';
	}
    moveit=setInterval("MoveIT(previd, mgmntid)",100);

}

function MoveIT(from, to)
{
    var myobj = eval("document.getElementById('mgmtList')");

    from = from*141;
    to = to*141;
    if (parseInt(from) > parseInt(to))
    {
        var mytop = parseInt(myobj.style.top) - 50;
        if (parseInt(mytop) > parseInt(to))
        {           
            myobj.style.top = mytop + 'px';
        }
        else
        {   
            mytop = to;    
            clearInterval(moveit);
            myobj.style.top = mytop + 'px';
        }
     }
     else if (parseInt(from) < parseInt(to))
     {
        var mytop = parseInt(myobj.style.top) + 50;
        if (parseInt(mytop) < parseInt(to))
        {
            myobj.style.top = mytop + 'px';
        }
        else
        {
            mytop = to;    
            clearInterval(moveit);
            myobj.style.top = mytop + 'px';
        }
     }
     else
     {
        clearInterval(moveit);
     }
}