//Nested Side Bar Menu (Mar 20th, 09)
//By Dynamic Drive: http://www.dynamicdrive.com/style/

var menuids = [ "booksidebarmenu","magazinesidebarmenu" ]
// Enter id(s) of each Side Bar Menu's main UL, separated by commas

function initsidebarmenu() {
	for ( var i = 0; i < menuids.length; i++) {
		var ultags = document.getElementById(menuids[i]).getElementsByTagName(
				"ul")
		for ( var t = 0; t < ultags.length; t++) {
			ultags[t].parentNode.getElementsByTagName("a")[0].className += " subfolderstyle"
			if (ultags[t].parentNode.parentNode.id == menuids[i]) // if this
																	// is a
																	// first
																	// level
																	// submenu
				ultags[t].style.left = ultags[t].parentNode.offsetWidth + "px" // dynamically
																				// position
																				// first
																				// level
																				// submenus
																				// to
																				// be
																				// width
																				// of
																				// main
																				// menu
																				// item
			else
				// else if this is a sub level submenu (ul)
				ultags[t].style.left = ultags[t - 1].getElementsByTagName("a")[0].offsetWidth
						+ "px" // position menu to the right of menu item that
								// activated it
			ultags[t].parentNode.onmouseover = function() {
				this.getElementsByTagName("ul")[0].style.display = "block"
			}
			ultags[t].parentNode.onmouseout = function() {
				this.getElementsByTagName("ul")[0].style.display = "none"
			}
		}
		for ( var t = ultags.length - 1; t > -1; t--) { // loop through all sub
														// menus again, and use
														// "display:none" to
														// hide menus (to
														// prevent possible page
														// scrollbars
			ultags[t].style.visibility = "visible"
			ultags[t].style.display = "none"
		}
	}
}

if (window.addEventListener)
	window.addEventListener("load", initsidebarmenu, false)
else if (window.attachEvent)
	window.attachEvent("onload", initsidebarmenu)