/**
 * @author wanis
 */
var banner_slide_oneWidth, banner_slide_slidespeed, banner_slide_copyspeed, banner_slide_flowing_div;
function makeDoubleDelegate(function1, function2) {
    return function() {
        if (function1)
            function1();
        if (function2)
            function2();
    }
}

function banner_slide_init(iBannerWidth, iSlideSpeed)
{
	banner_slide_oneWidth = iBannerWidth;
	iSlideSpeed = iSlideSpeed || 1 ;
	banner_slide_slidespeed = iSlideSpeed;
	banner_slide_copyspeed = banner_slide_slidespeed
	banner_slide_flowing_div;
	
	banner_slide_flowing_div = document.getElementById("banner_slide_flowing_div");
	window.onload = makeDoubleDelegate(window.onload, banner_slide_start );
}

function banner_slide_start(){
    lefttime = setInterval("banner_slide_slideleft()", 40)
}

function banner_slide_slideleft(){
		banner_slide_flowing_div.style.left = ((parseInt(banner_slide_flowing_div.style.left) - banner_slide_copyspeed) % banner_slide_oneWidth) +"px";
}