/**
 *
 /*
 * @access public
 * @return void
 **/

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;
		}
	},
	isIE: function () {
	return  (this.browser=="Explorer") ? true : false ;
	},
	isSafari: function () {
	return  (this.browser=="Safari") ? true : false ;
	},
	isFirefox: function () {
	return  (this.browser=="Firefox") ? true : false ;
	},
	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();


function scan_for_elemnts_loop(scope,find,found,prop){

	for(var x = 0; scope.childNodes[x]; x++ ){
       	if(scope.childNodes[x].childNodes.length>0){
            if(eval("scope.childNodes[x]." + prop)){
				if(eval("scope.childNodes[x]." + prop).substr(0,find.length)==find){
                  found[found.length] = scope.childNodes[x];
                 }
            }
			found = scan_for_elemnts_loop(scope.childNodes[x],find,found,prop);

		}else{
         	if(eval("scope.childNodes[x]." + prop)){
            	if(eval("scope.childNodes[x]." + prop).substr(0,find.length)==find){
                  found[found.length] = scope.childNodes[x];
            	}
		 	}
        }
   }

	return found;
}

/**
 *
 * @access public
 * @return void
 **/

function scan_for_elemnts(scope,find,found,prop){
if(!found) found = new Array();
return scan_for_elemnts_loop(scope,find,found,prop);
}


function InjectValue(URL,field,val){
var searchvalue = field + "=";
var foundIndex = URL.indexOf(searchvalue);
	if(foundIndex!=-1){
		foundEndIndex = URL.indexOf("&",foundIndex);
			if(foundEndIndex==-1) foundEndIndex = URL.length;

		fieldOldValue = URL.substring(foundIndex + searchvalue.length ,foundEndIndex);
		searchvalue = searchvalue + fieldOldValue;
		URL = URL.replace(searchvalue,field+"="+val);
	}
	else{
	if(URL.indexOf("&")!=-1)
	    URL += "&"+field+"="+val;
	else
	    URL += "?"+field+"="+val;
	}
return URL;

}

function ChangeLanguage(lan_name){
window.location = InjectValue(String(window.location),'lang',lan_name);
}

 function Trim(Ttring) {
   while (Ttring.substring(0,1) == ' ') Ttring = Ttring.substring(1, Ttring.length);
   while (Ttring.substring(Ttring.length-1, Ttring.length) == ' ')Ttring = Ttring.substring(0,Ttring.length-1);
   return Ttring;
 }
 
 function doSearch(){
var form =  document.search_form;
if(Trim(form.query.value)) form.submit();
}