// JavaScript Document

var katt = 0;

//change the opacity for different browsers
function changeOpac(opacity, id) {
    var object = document.getElementById(id).style;
    object.opacity = (opacity / 100);
    object.MozOpacity = (opacity / 100);
    object.KhtmlOpacity = (opacity / 100);
    object.filter = "alpha(opacity=" + opacity + ")";
}

function opacity(id, opacStart, opacEnd, millisec) {
    //speed for each frame
    var speed = Math.round(millisec / 100);
    var timer = 0;

    //determine the direction for the blending, if start and end are the same nothing happens
    if(opacStart > opacEnd) {
        for(i = opacStart; i >= opacEnd; i--) {
            setTimeout("changeOpac(" + i + ",'" + id + "')",(timer * speed));
            timer++;
        }
    } else if(opacStart < opacEnd) {
        for(i = opacStart; i <= opacEnd; i++)
            {
            setTimeout("changeOpac(" + i + ",'" + id + "')",(timer * speed));
            timer++;
        }
    }
}

function hidepopup()
{
 opacity('hirlbox', 100, 0, 1000);
 return false;
}

function showpopup()
{
	opacity('hirlbox', 0, 100, 1500);
	return false;
}

function newsclick()
{
	katt = 1;
	return false;
}

function optionalhide()
{	
	if (katt<1) 
	{
		hidepopup()
	}
}

function pageload()
{
 	katt = 0;
	setTimeout("document.getElementById('hirlbox').style.visibility = 'visible'",1000);
	setTimeout("optionalhide()",5000);
	return false;
}