/* Drop down nav functions */

function showDropDownNav( id ) {
	clearTimeout( this["timeoutDropDownNav" + id] );
	var n = document.getElementById( id );
	n.className = "showing";
}

function hideDropDownNav( id ) {
	clearTimeout( this["timeoutDropDownNav" + id] );
	var n = document.getElementById( id );
	n.className = "";
}

function timeoutDropDownNav( id ) {
	this["timeoutDropDownNav" + id] = setTimeout( "hideDropDownNav('" + id + "')", 100 );
}