/*
	roolover
*/

function initRollovers() {
	if (!document.getElementById) return
	
	var aPreLoad = new Array();
	var sTempSrc;
	var aImages = document.getElementsByTagName('img');

	for (var i = 0; i < aImages.length; i++) {		
		if (aImages[i].className == 'imgover') {
			var src = aImages[i].getAttribute('src');
			var ftype = src.substring(src.lastIndexOf('.'), src.length);
			var hsrc = src.replace(ftype, '_o'+ftype);

			aImages[i].setAttribute('hsrc', hsrc);
			
			aPreLoad[i] = new Image();
			aPreLoad[i].src = hsrc;
			
			aImages[i].onmouseover = function() {
				sTempSrc = this.getAttribute('src');
				this.setAttribute('src', this.getAttribute('hsrc'));
			}	
			
			aImages[i].onmouseout = function() {
				if (!sTempSrc) sTempSrc = this.getAttribute('src').replace('_o'+ftype, ftype);
				this.setAttribute('src', sTempSrc);
			}
		}
	}
}

window.onload = initRollovers;


/*pulldown menu*/

 $(document).ready(function(){
		$("#aboutPopup li").hover(
			function(){ $("ul", this).fadeIn("fast"); }, 
			function() { } 
		);
	if (document.all) {
			$("#aboutPopup li").hoverClass ("sfHover");
		}
  });
  
	$.fn.hoverClass = function(c) {
		return this.each(function(){
			$(this).hover( 
				function() { $(this).addClass(c);  },
				function() { $(this).removeClass(c); }
			);
		});
	};