/*
DHTML LEFT TIP NAVIGATION
*/

sfLeft = function() {
	if (document.getElementById("categories")){
	
		var sfEls = document.getElementById("categories").getElementsByTagName("LI");
		for (var i=0; i<sfEls.length; i++) {
			sfEls[i].onmouseover=function() {
				this.className+=" sfLeft";
			}
			sfEls[i].onmouseout=function() {
				this.className=this.className.replace(new RegExp(" sfLeft\\b"), "");
			}
		}
	}
}

	
//calls functions on page load

	if (window.attachEvent){ //IE Mac will not pick this up
		window.attachEvent("onload", dhtmlNav);
	}

function dhtmlNav(){
	sfLeft();
}