var BrowserDetect = {
	init: function () {
		this.browser = this.searchString(this.dataBrowser) || "An unknown browser";
		this.version = this.searchVersion(navigator.userAgent)
			|| this.searchVersion(navigator.appVersion)
			|| "an unknown version";
		this.OS = this.searchString(this.dataOS) || "an unknown OS";
	},
	searchString: function (data) {
		for (var i=0;i<data.length;i++)	{
			var dataString = data[i].string;
			var dataProp = data[i].prop;
			this.versionSearchString = data[i].versionSearch || data[i].identity;
			if (dataString) {
				if (dataString.indexOf(data[i].subString) != -1)
					return data[i].identity;
			}
			else if (dataProp)
				return data[i].identity;
		}
	},
	searchVersion: function (dataString) {
		var index = dataString.indexOf(this.versionSearchString);
		if (index == -1) return;
		return parseFloat(dataString.substring(index+this.versionSearchString.length+1));
	},
	dataBrowser: [
		{
			string: navigator.userAgent,
			subString: "Chrome",
			identity: "Chrome"
		},
		{ 	string: navigator.userAgent,
			subString: "OmniWeb",
			versionSearch: "OmniWeb/",
			identity: "OmniWeb"
		},
		{
			string: navigator.vendor,
			subString: "Apple",
			identity: "Safari",
			versionSearch: "Version"
		},
		{
			prop: window.opera,
			identity: "Opera"
		},
		{
			string: navigator.vendor,
			subString: "iCab",
			identity: "iCab"
		},
		{
			string: navigator.vendor,
			subString: "KDE",
			identity: "Konqueror"
		},
		{
			string: navigator.userAgent,
			subString: "Firefox",
			identity: "Firefox"
		},
		{
			string: navigator.vendor,
			subString: "Camino",
			identity: "Camino"
		},
		{		// for newer Netscapes (6+)
			string: navigator.userAgent,
			subString: "Netscape",
			identity: "Netscape"
		},
		{
			string: navigator.userAgent,
			subString: "MSIE",
			identity: "Explorer",
			versionSearch: "MSIE"
		},
		{
			string: navigator.userAgent,
			subString: "Gecko",
			identity: "Mozilla",
			versionSearch: "rv"
		},
		{ 		// for older Netscapes (4-)
			string: navigator.userAgent,
			subString: "Mozilla",
			identity: "Netscape",
			versionSearch: "Mozilla"
		}
	],
	dataOS : [
		{
			string: navigator.platform,
			subString: "Win",
			identity: "Windows"
		},
		{
			string: navigator.platform,
			subString: "Mac",
			identity: "Mac"
		},
		{
			   string: navigator.userAgent,
			   subString: "iPhone",
			   identity: "iPhone/iPod"
	    },
		{
			string: navigator.platform,
			subString: "Linux",
			identity: "Linux"
		}
	]

};
BrowserDetect.init();


function aw_select(group,attribute, currency)
{
	document.getElementById('group_'+group).value = attribute;
	findCombination();
	var name = document.aw_wizard;
	var default_impact = parseFloat($("#pi_default_"+group).val());
	var current_impact = parseFloat($("#pi_"+group+"_"+attribute).val());
	$("#pi_default_"+group).val(current_impact);
	var selected = document.getElementById("aw_group_"+group)?document.getElementById("aw_group_"+group).selectedIndex:0;
	for(i=0; i<name.elements.length; i++)
		if (name.elements[i].type == "hidden")
		{
			var split = name.elements[i].name.split("_");
			if (split[1] == group)
			{
				var html = "";
				var itr_impact = name.elements[i].value;
				if (current_impact < itr_impact)
					html = " ["+aw_add+" "+ currencySign + (Math.round(Math.abs(current_impact - itr_impact)) == Math.abs(current_impact - itr_impact)?Math.abs(current_impact - itr_impact)+".00":Math.abs(current_impact - itr_impact))+"]";
				else if (current_impact > itr_impact)
					html = " ["+aw_sub+" "+ currencySign + (Math.round(Math.abs(itr_impact - current_impact)) == Math.abs(itr_impact - current_impact)?Math.abs(itr_impact - current_impact)+".00":Math.abs(itr_impact - current_impact))+"]";
				if (document.getElementById("price_change_"+split[2]))
					$("#price_change_"+split[2]).html(html);
				else
				{
					var current = document.getElementById("aw_group_"+split[1]).options[split[3]].text;
					if (current.indexOf("[") > 0)
						current = current.substring(0,current.indexOf("["));
					document.getElementById("aw_group_"+split[1]).options[split[3]]=new Option(current+html, split[2])
					//alert (current);
					//alert("Select box " + split[3] + " -- " + html);
				}
			}
		}
	if (document.getElementById("aw_group_"+group))
		document.getElementById("aw_group_"+group).selectedIndex = selected;
	if (document.getElementById('aw_price'))
		$("#aw_price").html($("#our_price_display").html())
}

function aw_add_to_cart()
{
   	$("html").animate({ scrollTop: 0 }, "slow");
	ajaxCart.add( $('#product_page_product_id').val(), $('#idCombination').val(), true, null, $('#quantity_wanted').val(), null);
	return false;
}

$( document ).ready( function () {
	if ((aw_add_to_cart_display == "both" || aw_add_to_cart_display == "bottom") && document.getElementById('aw_price'))
		$("#aw_price").html($("#our_price_display").html())
	if (BrowserDetect.browser != "Explorer" || BrowserDetect.version != "8" && (aw_add_to_cart_display == "both" || aw_add_to_cart_display == "scroll"))
	{
		$('#buy_block').css('position','relative');
		/*
    	$( '#buy_block' ).scrollFollow( {
     	speed: 1000,
     	offset: 5,
     	container: 'aw_container'
    	});
		*/
    }
});
	

$(window).load(function(){
    $('body#product p#add_to_cart input').click(function(){
	   	$("html").animate({ scrollTop: 0 }, "slow");
    });
});