function blinker(period, blinktime) {
	var curimg = document.getElementById('blink');
	var len = imagelist.length;
	var j, op, o;
	var i = Math.floor(Math.random()*len+1);
	i--;
	
	opacity('blink', 100, 20, blinktime);
	setTimeout("document.getElementById('blink').src=imagelist["+i+"].src; opacity('blink', 20, 100, "+blinktime+");", blinktime+40);
	setTimeout("blinker("+period+", "+blinktime+")", period);
}


function opacity(id, opacStart, opacEnd, millisec) { 
    var speed = Math.round(millisec / 85); 
    var timer = 0;

    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 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 + ")";
}