function fixIE6() {
	uls = document.getElementsByTagName('ul');
	for (i=0;i<uls.length;i++) {
		if (uls[i].className=='hidetree') {
			ululs = uls[i].getElementsByTagName('ul');
			for (j=0;j<ululs.length;j++) {
				ululs[j].className = 'hidden';
			}
			ullis = uls[i].getElementsByTagName('li');
			for (j=0;j<ullis.length;j++) {
				ullis[j].onmouseover = function() { this.className = 'hover'; }
				ullis[j].onmouseout = function() { this.className = ''; }
			}
		}
	}
}
window.onload = fixIE6;