var slidetimer;
var slidestep;
var slidecount = 0;

function initheader()
{
	var mdiv = document.getElementById("cheader-main");
	if (document.referrer.indexOf("ilovemybostonterrier") < 1) {
		var slidediv = document.getElementById("cheader-slide");
		slidediv.style.visibility = "visible";
		document.body.onunload="function(e) { alert('closing'); clearTimeout(slidetimer); }";
		slidestep = parseInt(slidediv.clientWidth/30);
		if (slidestep < 1) { slidestep = 1 };
		slidetimer = setTimeout("slideshift();",500);
	}
}

function slideshift() 
{
	var slidediv = document.getElementById("cheader-slide");
	slidecount = slidecount + 1;
	if (slidediv.clientWidth >  slidediv.getElementsByTagName("img")[0].clientWidth && slidecount < 100) {
		slidediv.style.width = parseInt(slidediv.clientWidth) - slidestep;
		slidediv.style.left = slidestep * slidecount;
		slidetimer = setTimeout("slideshift();",25);
	} else {
		slidediv.style.visibility = "hidden";
	}
}