function navi_buttons(cell,action,cell_color) {
	if ( action=="over" ) {
		cell.bgColor=cell_color;
		if ( document.all && navigator.appVersion.indexOf("MSIE ")!=-1 ) {
			cell.style.cursor = "hand";
		}
		else {
			cell.style.cursor = "pointer";
		}
	}
	else if ( action=="out" ) {
		cell.bgColor=cell_color;
		cell.style.cursor = "default";
	}
	else if ( action=="click" ) {
		if ( cell.childNodes[1].click ) {
			cell.childNodes[1].click();
		}
		else {
			document.location.href = cell.childNodes[1].attributes[0].nodeValue;
		}
	}
}

//-->