window.onerror = function(msg, url, line)
{
	if(onerror.num++ < onerror.max)
	{
		alert("ERROR: "+msg+"\n"+url+":"+line);
		return true;
	}
}
onerror.max=3;
onerror.num=0;

function moveObjLeft(obj) 
{
	obj.style.left=Hmove;
	obj.style.top=Vmove;
	obj.style.height=Height;
	obj.style.width=Width;
	if(BrowserDetect.browser == "Safari")
	{
	    Height-=19;
	    Width-=19/(260/576);
	    Hmove-=30;
        Vmove-=30;
	}
	else
	{
	    Height-=1.6;
	    Width-=1.6/(260/576);
	    Hmove-=3;
        Vmove-=3;		
    }		
	if(Hmove>0)
		window.setTimeout("moveObjLeft(" +obj.id+ ");", 0);
}

function Scroll()
{
	window.setTimeout('Scroll()',ScrollSpeed);
	var msg = document.ales.text.value;
	document.ales.text.value = msg.substring(ScrollChars) + msg.substring(0,ScrollChars);
}

function addRollover(img, rolloverURL)
{
	if(typeof img == "string")
	{
		var id = img;
		img = null;
		if(document.getElementById)
		{
			img = document.getElementById(id);
		}
		else if (document.all)
		{
			img = document.all[id];
		}
		if(!img)
		{
			img = document.images[id];
		}
		if(!img)
		{
			return;
		}
	}
	if(img.tagName.toLowerCase() != "img")
	{
		return;
	}
	var baseURL = img.src;
	(new Image()).src = rolloverURL;
	img.onmouseover = function() { img.src = rolloverURL; }
	img.onmouseout = function() { img.src =baseURL; }
}

function initRollovers()
{
	var images = document.getElementsByTagName("img");
	for(var i = 0; i < images.length; i++)
	{
		var image = images[i];
		var rolloverURL = image.getAttribute("alt");
		if(rolloverURL.substring(6,10) == "roll")
		{
			addRollover(image, rolloverURL);
		}
	}
}

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: "OmniWeb",
			versionSearch: "OmniWeb/",
			identity: "OmniWeb"
		},
		{
			string: navigator.vendor,
			subString: "Apple",
			identity: "Safari"
		},
		{
			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.platform,
			subString: "Linux",
			identity: "Linux"
		}
	]

};
BrowserDetect.init();