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 changeCookie(str){
				var futdate = new Date()
				var expdate = futdate.getTime()
				expdate += 3600000 * 24 *30  //expires in 1 hour
				futdate.setTime(expdate)

				var newCookie="lang="+str
				newCookie += "; expires=" + futdate.toGMTString()
				window.document.cookie=newCookie
				//window.location.reload()
			}
			function mouseOverE(){
				document.getElementById("eng").src ="images/Flag_of_Great_Britain2.png";
			}
			
			function mouseOutE(){
				document.getElementById("eng").src ="images/Flag_of_Great_Britain1.png";
			}

			function mouseOverS(){
				document.getElementById("srp").src ="images/Flag_of_Serbia2.png";
			}
			function mouseOutS(){
				document.getElementById("srp").src ="images/Flag_of_Serbia1.png";
			}
			
			function getWidth(imgSrc, imgH){
				var newImg = new Image();
				newImg.src = imgSrc;
				var width = newImg.width;
				var height = newImg.height;
				var scaleH = 1;
				if(imgH !=0 && height>imgH){
					scaleH = imgH / height;
				}
				return  Math.round(width*scaleH);
			}
			
			function sub(str){
				if((BrowserDetect.browser=="Explorer" && (BrowserDetect.version=="8" || BrowserDetect.version=="7")) || BrowserDetect.browser!="Explorer"){
					document.forms["sas"].ll.value=str;
					document.forms["sas"].submit();
				}else{
					alert("Internet sajt nije prilagođen za vas web browser."+"\n"+"Instalirajte noviju verziju Internet Explorera (7 ili 8)\n ili probajte drugi browser: \n \t- Mozilla\n\t- Opera\n\t- Google Chrome.");
				}
			}