var win = null;

  function new_win(mypage,myname,w,h,scroll){
    
	LeftPosition = (screen.width) ? (screen.width-w)/2 : 0;
    TopPosition = (screen.height) ? (screen.height-h)/2 : 0;
    
	settings = 'height='+h+',width='+w+',top='+TopPosition+',left='+LeftPosition+',scrollbars='+scroll+',resizable=no'
    
	if(win && !win.closed) 
		win.focus();
    
	win = window.open(mypage,myname,settings)
	
	}
	
	
/* classes */
var ZebraTables = new Class({
	//initialization
	initialize: function(table_class) {

		//add table shading
		$$('table.' + table_class + ' tr').each(function(el,i) {

			//do regular shading
			var _class = i % 2 ? 'even' : 'odd'; el.addClass(_class);

			//do mouseover
			el.addEvent('mouseenter',function() { if(!el.hasClass('highlight')) { el.addClass('mo').removeClass(_class); } });

			//do mouseout
			el.addEvent('mouseleave',function() { if(!el.hasClass('highlight')) { el.removeClass('mo').addClass(_class); } });
			
			/*
			//do click
			el.addEvent('click',function() {
				//click off
				if(el.hasClass('highlight'))
				{
					el.removeClass('highlight').addClass(_class);
				}
				//click on
				else
				{
					el.removeClass(_class).removeClass('mo').addClass('highlight');
				}
			});
			*/
			

		});
	}
});

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