function preload() { //v3.0

  var d=document; if(d.images){ if(!d.MM_p) d.MM_p=new Array();

    var i,j=d.MM_p.length,a=preload.arguments; for(i=0; i<a.length; i++)

    if (a[i].indexOf("#")!=0){ d.MM_p[j]=new Image; d.MM_p[j++].src=a[i];}}

}



function restore() { //v3.0

  var i,x,a=document.MM_sr; for(i=0;a&&i<a.length&&(x=a[i])&&x.oSrc;i++) x.src=x.oSrc;

}



function findObj(n, d) { //v4.01

  var p,i,x;  if(!d) d=document; if((p=n.indexOf("?"))>0&&parent.frames.length) {

    d=parent.frames[n.substring(p+1)].document; n=n.substring(0,p);}

  if(!(x=d[n])&&d.all) x=d.all[n]; for (i=0;!x&&i<d.forms.length;i++) x=d.forms[i][n];

  for(i=0;!x&&d.layers&&i<d.layers.length;i++) x=findObj(n,d.layers[i].document);

  if(!x && d.getElementById) x=d.getElementById(n); return x;

}



function swap() { //v3.0

  var i,j=0,x,a=swap.arguments; document.MM_sr=new Array; for(i=0;i<(a.length-2);i+=3)

   if ((x=findObj(a[i]))!=null){document.MM_sr[j++]=x; if(!x.oSrc) x.oSrc=x.src; x.src=a[i+2];}

}





var Tabs = Class.create({

	initialize: function(cls) {

		this.tabs = new Array;

		this.cls = cls;

	},

	addTab: function(tab) {

		this.tabs.push(tab);

		tab.hide();

	},

	init: function() {

		$$('.' + this.cls).each(function(item) {

			//this.addTab(item);

		});

		//this.tabs[0].show();

	},

	gotoTab: function(id, image_id) {

		this.tabs.each(function (tab) {

			tab.hide();

		});

		$$('.tab-image').each(function (image) {

			image.src = '/images/' + image.id + '.gif';

		});

		$(id).show();

		$(image_id).src = '/images/' + image_id + '_over.gif';

	}

});



Event.observe(window, 'load', function() {

	$$('.rollover').each(function (el) {

		el.observe('mouseover', function() {

			rollover(el, el.src.sub('-off', '-on'));

		});

		el.observe('mouseout', function() {

			rollout(el);

		});

	});

});



function rollover(element, src) {

	element.old_src = element.src;

	element.src = src;

}



function rollout(element) {

	element.src = element.old_src;

}



function mainNavShow(id) {

	$$('.main_nav_sub').each(function (item) {

		item.hide();

	});

	if (id != null) {

		$(id).show();

	}

}



function gotoWeather(zip) {

	window.open("http://www.weather.com/weather/local/"+zip,"Weather","menubar=no,width=800,height=600,toolbar=no");

}