var iedom=document.all||document.getElementById;
var cross_slide;
var slidespeed=2;
var copyspeed=slidespeed;
var actualwidth='';
var slideshowgap=0;

function slide(a, b)
{
         cross_slide=document.getElementById(a);
         cross_slide2=document.getElementById(b);
         actualwidth=cross_slide.offsetWidth;
         cross_slide2.style.left=actualwidth+slideshowgap+"px";

         lefttime=setInterval("slider()",100);
}

function slider()
{
	if (iedom)
	{
		if(copyspeed > 0)
		{
		    if (parseInt(cross_slide.style.left)>(actualwidth*(-1)+8))
		    	cross_slide.style.left=parseInt(cross_slide.style.left)-copyspeed+"px";
		    else
		        cross_slide.style.left=parseInt(cross_slide2.style.left)+actualwidth+slideshowgap-6+"px";
		
		    if (parseInt(cross_slide2.style.left)>(actualwidth*(-1)+8))
		        cross_slide2.style.left=parseInt(cross_slide2.style.left)-copyspeed+"px";
		    else
		        cross_slide2.style.left=parseInt(cross_slide.style.left)+actualwidth+slideshowgap+"px";
		}
		else if(copyspeed < 0)
		{
			if (parseInt(cross_slide.style.left)<parseInt(722))
				cross_slide.style.left=parseInt(cross_slide.style.left)-copyspeed+"px";
			else
				cross_slide.style.left=parseInt(cross_slide2.style.left)-actualwidth-slideshowgap+6+"px";

			if (parseInt(cross_slide2.style.left)<parseInt(722))
				cross_slide2.style.left=parseInt(cross_slide2.style.left)-copyspeed+"px";
			else
				cross_slide2.style.left=parseInt(cross_slide.style.left)-actualwidth-slideshowgap+"px";
		}
	}
}