function intro() {
	var obj = eval("document." + coll + "sculpture" + styleObj)
	var contentObj = eval("document." + coll + "sculpture")
	show(obj)
	glideleft()
	glideright()
}

function glideleft() {
	var obj = eval("document." + coll + "banner1" + styleObj)
	var contentObj = eval("document." + coll + "banner1")
	shiftBy(obj,-1,0)
	var a = getObjLeft(obj)
	if (a <= -200) {
		clearTimeout(intervalID)
		hide(obj)
		hide('banner2')
		show('banner3')
	} else {
		intervalID = setTimeout("glideleft()",1) 
	}
}


function glideright() {
	var obj = eval("document." + coll + "banner2" + styleObj)
	var contentObj = eval("document." + coll + "banner2")
	shiftBy(obj,1,0)
	var a = getObjLeft(obj)
	if (a >= 400) {
		clearTimeout(intervalID)
		hide(obj)
		hide('banner1')
		show('banner3')
	} else {
		intervalID = setTimeout("glideright()",1) 
	}
}