// JavaScript Document

var arrImgSrc_Idx = 0;

function initBendImage()
{
	blendimage('div_js_flash','img_js_flash', "images/" + arrImgSrc[arrImgSrc_Idx], 5000);
}

function blendimage(divid, imageid, imagefile, millisec) {
    var speed = Math.round(millisec / 100);
    var timer = 0;

    //set the current image as background
    document.getElementById(divid).style.backgroundImage = "url(" + document.getElementById(imageid).src + ")";

    //make image transparent
    changeOpac(0, imageid);
    
    //make new image
    document.getElementById(imageid).src = imagefile;

	// change URL
	if (imagefile.indexOf("am") >= 0)
		document.getElementById("a_js_flash").href = "http://ez-talk.vn/index.php?page=news_detail&scnid=2&snid=127&pz=0";
	else
		document.getElementById("a_js_flash").href = "http://easy-talk.vn/index.php?page=news_detail&scnid=2&snid=132&pz=0";

    //fade in image
    for(i = 0; i <= 100; i++) {
        setTimeout("changeOpac(" + i + ",'" + imageid + "')", (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 + ")";
	
	if (opacity == 100)
	{
		arrImgSrc_Idx++;
		if (arrImgSrc_Idx == arrImgSrc.length)
			arrImgSrc_Idx = 0;
		sr = 'images/' + arrImgSrc[arrImgSrc_Idx];
		setTimeout("blendimage('div_js_flash','img_js_flash', sr, 2000)", 5000);
	}
}