function init() {
	if (NS4){ 
		blocka = document.scrolla; 
		blockb = document.scrollb
		}
	if (IE4){
	blocka = scrolla.style ; 
	blockb = scrollb.style
	}
	blocka.xpos = parseInt(blocka.left)
	blockb.xpos = parseInt(blockb.left)
	slide()
}

function slide() {
	if (blocka.xpos < 300) {
		blocka.xpos += -1
		blockb.xpos += -1
		if (blocka.xpos < -406){
			return slideright()
		}
		blocka.left = blocka.xpos
		blockb.left = blockb.xpos
		setTimeout("slide()",3)
	}
}


function slideright(){
	if (blocka.xpos < 300){
		blocka.xpos += 1
		blockb.xpos += 1
		if (blocka.xpos > 3){
			return slide()
	}
	blocka.left = blocka.xpos
	blockb.left = blockb.xpos
	setTimeout("slideright()",3)
	}
}