function sizeup987(){
	document.getElementById('jcornerBig').style.top = '0px';
	document.getElementById('jcornerSmall').style.top = '-1000px';
}

function sizedown987(){
	document.getElementById("jcornerSmall").style.top = "0px";
	document.getElementById("jcornerBig").style.top = "-1000px";
}