var IS_IE7 = navigator.userAgent.indexOf('MSIE 7') != -1;
var IS_IE6 = navigator.userAgent.indexOf('MSIE 6') != -1;
var IS_IE = navigator.userAgent.indexOf('MSIE') != -1;

var PAGE_WIDTH = 998;
var SEARCH_BUTTON_HOVER_IMAGE = 'base/style/images/search_button_hover.gif';


$(window).resize(function(){
	resizePageHandler();
});

$(window).load(function(){
	resizePageHandler();
});

$(document).ready(function(){
	initSearchButton();
	
	$(document.body).addClass('js-enabled');
});

function resizePageHandler()
{
	var topMargin = $('#middle').offset().left;
	Cookie.create('topMargin', topMargin);
	$('#top-outer').css('margin-left', topMargin + 'px');
}

function initSearchButton()
{
	var button = $('#search-button');
	
	var initSrc = button.attr('src');
	
	button
		.mouseover(function(){
			this.src = SEARCH_BUTTON_HOVER_IMAGE;
		})
		.mouseout(function(){
			this.src = initSrc;
		});
}


/* Utils */

var Cookie = {
	create: function(name,value,days)
	{
		if (days)
		{
			var date = new Date();
			date.setTime(date.getTime()+(days*24*60*60*1000));
			var expires = "; expires="+date.toGMTString();
		}
		else var expires = "";
		document.cookie = name+"="+value+expires+"; path=/";
	},
	
	read: function(name)
	{
		var nameEQ = name + "=";
		var ca = document.cookie.split(';');
		for(var i=0;i < ca.length;i++) {
			var c = ca[i];
			while (c.charAt(0)==' ') c = c.substring(1,c.length);
			if (c.indexOf(nameEQ) == 0) return c.substring(nameEQ.length,c.length);
		}
		return null;
	},
	
	erase: function(name)
	{
		this.create(name,"",-1);
	}
};