function linkrollovers(){
	var imgs = document.getElementById("sidebar").getElementsByTagName("images");
	for(i=0; i<imgs.length; i++){
		if(document.all){
			imgs[i].attachEvent("onmouseover", change1to2);
			imgs[i].attachEvent("onmouseout", change2to1);
		} else {
			imgs[i].addEventListener("mouseover", change1to2, false);
			imgs[i].addEventListener("mouseout", change2to1, false);
		}
	}
}

function change1to2(e){
	var evt = e || window.event;
	var obj = evt.target || evt.srcElement;
	if(document.all){
		obj.style.filter = obj.style.filter.replace('1.png','2.gif');
	} else {
		obj.src = obj.src.replace('1.png','2.gif');
	}
}

function change2to1(e){
	var evt = e || window.event;
	var obj = evt.target || evt.srcElement;
	if(document.all){
		obj.style.filter = obj.style.filter.replace('2.gif','1.png');
	} else {
		obj.src = obj.src.replace('2.gif','1.png');
	}
}

function addLoadFunction(addme)
{	
	var oldonload = window.onload;
	window.onload = typeof window.onload != 'function' ? addme : function(){ oldonload(); addme(); };
}


function navFade(){
	$('#leftPanel .leftNav li a')
			.css( {backgroundPosition: "-151px 0"} )
			.mouseover(function(){
				$(this).stop().animate({backgroundPosition:"(0 0)"}, {duration:300})
			})
			.mouseout(function(){
				$(this).stop().animate({backgroundPosition:"(-151px 0)"}, {duration:500})
			})
}

addLoadFunction(linkrollovers);
addLoadFunction(navFade);