Utils = {};
Utils.normalizeString = function (str)
{
	function normalize(str) {
	    var rExps = [{ re: /[\xC0-\xC6]/g, ch: 'A' },
	                 { re: /[\xE0-\xE6]/g, ch: 'a' },
	                 { re: /[\xC8-\xCB]/g, ch: 'E' },
	                 { re: /[\xE8-\xEB]/g, ch: 'e' },
	                 { re: /[\xCC-\xCF]/g, ch: 'I' },
	                 { re: /[\xEC-\xEF]/g, ch: 'i' },
	                 { re: /[\xD2-\xD6]/g, ch: 'O' },
	                 { re: /[\xF2-\xF6]/g, ch: 'o' },
	                 { re: /[\xD9-\xDC]/g, ch: 'U' },
	                 { re: /[\xF9-\xFC]/g, ch: 'u' },
	                 { re: /[\xDF]/g, ch: 'ss' },
	                 { re: /[\xD1]/g, ch: 'N' },
	                 { re: /[\xF1]/g, ch: 'n'}];
	
	    for (var i = 0, len = rExps.length; i < len; i++)
	        str = str.replace(rExps[i].re, rExps[i].ch);
	
	    return str;
	}
	str = str.toLowerCase();
	str = normalize(str);
	str = str.replace( new RegExp("'","g"), "");
	str = str.replace( new RegExp("\"", "g") , "");
	str = str.replace( new RegExp ("[^a-zA-Z0-9]","gi") , "_");
	str = str.replace( new RegExp ("_+","gi"), "_");
	str = str.replace( new RegExp ("_+$","gi"), "");
	return str;
};

Utils.createLinkToGenrePage = function (genreName)
{
	return BASE_URL+'/genres/'+Utils.normalizeString(genreName);
};

Utils.createLinkToGamePage = function (gameId,gameName)
{
	return BASE_URL+'/games/'+gameId+'/'+Utils.normalizeString(gameName);
};

Utils.ellipsisText = function ()
{
	$('.ellipsis_text:visible').each( function(index){
		try
		{
			if ( $(this).parent().attr("threedots") == null )
			{
				$(this).html($.trim($(this).html()));
				numOfLines = parseInt( $(this).parent().attr("class").replace("lines",'') );
				$(this).parent().ThreeDots({max_rows:numOfLines});
			}
		}
		catch(e){
		};
	});
};

Utils.fixUnloadImages = function ()
{
	function checkImages()
	{
		$(".image_fallback_enabled").each(function(){
			var imageDim = imgRealSize(this);
			if (imageDim.width == 0 || imageDim.width == 28)
			{
				// image failed to load
				$(this).addClass("missing_img");
				$(this).attr("alt","");
				$(this).attr("title","");
				$(this).attr("src","/system/modules/com.exent.owned.cms.utils/resources/img/empty.png");
			}
		});
	}
	setTimeout(checkImages,5000);
};

//added function for getting natural size of the images due to ie8 natural width bug
function imgRealSize(img) {
	var $img = $(img);
	if ($img.prop('naturalWidth') == undefined) {
		var $tmpImg = $('<img/>').attr('src', $img.attr('src'));
		$img.prop('naturalWidth', $tmpImg[0].width);
		$img.prop('naturalHeight', $tmpImg[0].height);
	}
	return { 'width': $img.prop('naturalWidth'), 'height': $img.prop('naturalHeight') }
}


Utils.fixUnloadImagesByName = function (imageName)
{
	function checkImagesByName()
	{
		
		$(".image_fallback_enabled_by_name").each(function(){
			var imageDim = imgRealSize(this);
			if (imageDim.width == 0 || imageDim.width == 28)
			{
				// image failed to load
				$(this).addClass("missing_img");
				$(this).attr("alt","");
				$(this).attr("title","");
				$(this).attr("src","/system/modules/com.exent.owned.cms.utils/resources/img/"+imageName+"");
			}
			
		});
	}
	setTimeout(checkImagesByName,5000);
};


Utils.createIFrame = function (target,width,height,source,prop)
{
	prop = prop ? prop : {};
	prop.name = prop.name ? prop.name : Math.random().toString(36).substring(7);
	prop.id = prop.id ? prop.id : prop.name;
	prop.style = prop.style ? prop.style : "";
	prop["class"] = prop["class"] ? prop["class"] : "";
	if($(target).length==0)
	{
		try{
			//console.error("error creating iframe in "+target);
		}catch(e){};
	}
	
	
	var frame =  $('<iframe src="'+source+'" id="'+prop.id+'" name="'+prop.name+'" scrolling="no" frameBorder="0" class="'+prop['class']+'" allowtransparency="true" style="width:'+width+'px; height:'+height+'px;'+prop.style+'"/>');
	$(target).append(frame);
	return frame;
};

Utils.createPseudoFrame = function (target,width,height,content)
{
	var iframe = Utils.createIFrame(target,width,height,"about:blank");
	if ( iframe != null)
	{ 
		
		var iframeDoc;
		if (iframe.contentDocument) {
			iframeDoc = iframe.contentDocument;
		}
		else if (iframe.contentWindow) {
			iframeDoc = iframe.contentWindow.document;
		}
		else if (window.frames[iframe.name]) {
			iframeDoc = window.frames[iframe.name].document;
		}

		if (iframeDoc) {
			iframeDoc.open();
			iframeDoc.write('<html><head><style>body{padding:0;margin:0;}</style></head><body style="padding:0;margin:0;" >'+content+'<\/body><\/html>');
			iframeDoc.close();
		}
	}
	return iframe;
};

Utils.addParameter = function (href,key,value)
{
	var param = key+"="+value;
	var hash = href.split("#")[1];
	href = href.split("#")[0];
       if (href.charAt(href.length - 1) === '?') //Very unlikely
		href += param;
       else if (href.indexOf('?') > 0)
		href += '&' + param;
       else
		href += '?' + param;
	
	if (hash != null && hash != "")
	{
		href += "#"+hash;
	}
	return href;
};

Utils.isPageExist = function (requestUrl,prop){
	if (prop == null) prop = {};
	$.ajax({
        type: "HEAD",
        url: requestUrl,
        cache: false,
        error:	function(){
        	if (prop.error) prop.error()
        },
        success:function(){
        	if (prop.success) prop.success()
        }
    });
}; 

Utils.preventSelection = function()
{
	$("body").unbind("selectstart").bind( "selectstart", function(e){
	    e.preventDefault();
	    return false;
	});
};

Utils.preventRightClick = function()
{
	$("body").unbind("contextmenu").bind( "contextmenu", function(e){
	    e.preventDefault();
	    return false;
	});
};

Utils.preventSpecialKeys = function()
{
	$(document).bind( "keydown", function(e){
	    switch (e.which) { 
	    	case 37:	// Left arrow
	    	case 39:	// Right arrow
	    		if (e.altKey) {
	            	e.preventDefault();
	    			return false;
	            }
	            break;
	    	case 79 :	// O key
	        case 80 : 	// P key
	        case 82 : 	// R key
	        case 83 :	// S key
	            if (e.ctrlKey) {
	            	e.preventDefault();
	    			return false;
	            }
	            break;
	        case 116 : 	// F5
	        case 8 :	// Backspace
	        case 9 :	// Tab
	        	e.preventDefault();
	        	if (window.event) {
	        		window.event.keyCode = 0;
	        		window.event.returnValue = false;
	        	}
	    		return false;
	    }
	});
	
	$("body").bind( "mousewheel", function(e){
	    if ( (e.shiftKey) || (e.ctrlKey) ) { 
	       	e.preventDefault();
			return false;
	    }
	});
};

Utils.getUrlVars = function() {
	try {
		var paramsMap = new Array();
		var qstr = location.search.substring(1);
		var arr = qstr.split("&");
		for (i = 0; i < arr.length; i++) {
			var breakpoint = arr[i].indexOf("=");
			myname = arr[i].substring(0, breakpoint);
			myvalue = arr[i].substring(breakpoint + 1, arr[i].length)
			paramsMap[myname] = myvalue;
		}
		return paramsMap;
	} catch (e) {}
};

Utils.setCookie = function (c_name,value,exdays,subdomain,path){
	var exdate=new Date();
	if (subdomain == null) subdomian = true;
	if (path == null) path = "/";
	exdate.setDate(exdate.getDate() + exdays);
	var c_value=c_name+"="+escape(value);
	if(exdays!=null){
		c_value+="; expires="+exdate.toUTCString();
	}
	if(!subdomain){
		var host = document.location.host.split(".");
		if(host.length > 2){
			host[0]="";			
		}else{
			host.unshift("");
		}
		c_value+="; domain="+host.join(".");
	}
	c_value+="; path="+path;
	document.cookie=c_value;
};

Utils.getCookie = function(c_name){
	var i,x,y,ARRcookies=document.cookie.split(";");
	for (i=0;i<ARRcookies.length;i++){
		x=ARRcookies[i].substr(0,ARRcookies[i].indexOf("="));
		y=ARRcookies[i].substr(ARRcookies[i].indexOf("=")+1);
		x=x.replace(/^\s+|\s+$/g,"");
		if (x==c_name){
			return unescape(y);
		}
	}
	return null;
}

Utils.checkConnection = function(onSuccess, onFail){
		Utils.isPageExist("/system/modules/com.exent.owned.cms.utils/resources/js/check.html",{success: onSuccess, error: onFail } ) ;
}

Utils.timestamp_class = function (this_current_time, this_start_time, this_end_time, this_time_difference) { 
    	this.this_current_time = this_current_time;
    	this.this_start_time = this_start_time;
    	this.this_end_time = this_end_time;
    	this.this_time_difference = this_time_difference;
    	this.GetCurrentTime = GetCurrentTime;
    	this.StartTiming = StartTiming;
    	this.EndTiming = EndTiming;
    }
    
Utils.getPersistentCookie = function (cookieName) {
	var exp = new RegExp (escape(cookieName) + "=([^;]+)");
	if (exp.test (document.cookie + ";")) {
		exp.exec (document.cookie + ";");
		return unescape(RegExp.$1);
	}
	else return false;
}

Utils.setPersistentCookie = function (CookieName, CookieValue, periodType, offset, domain, bEscape) {

	var expireDate = new Date ();
	offset = offset / 1;

	var myPeriodType = periodType;
	switch (myPeriodType.toLowerCase()) {
	case "years": 
		var year = expireDate.getYear();     
		// Note some browsers give only the years since 1900, and some since 0.
		if ( year < 1000) year = year + 1900;     
		expireDate.setYear(year + offset);
		break;
	case "months":
		expireDate.setMonth(expireDate.getMonth() + offset);
		break;
	case "days":
		expireDate.setDate(expireDate.getDate() + offset);
		break;
	case "hours":
		expireDate.setHours(expireDate.getHours() + offset);
		break;
	case "minutes":
		expireDate.setMinutes(expireDate.getMinutes() + offset);
		break;
	case "seconds":
		expireDate.setSeconds(expireDate.getSeconds() + offset);
		break;
	default:
		alert ("Invalid periodType parameter for writePersistentCookie()");
	break;
	} 

	if ( bEscape )
	{
		CookieValue = escape(CookieValue);
	}

	if ( typeof domain != "undefined")
	{
		document.cookie = escape(CookieName ) + "=" + CookieValue + "; expires=" + expireDate.toGMTString() + "; path=/;domain=" + domain; 
	}
	else
	{
		document.cookie = escape(CookieName ) + "=" + CookieValue + "; expires=" + expireDate.toGMTString() + "; path=/";
	}
}

Utils.getFlashVersion = function (){
  try {
    try {
      // avoid fp6 minor version lookup issues
      // see: http://blog.deconcept.com/2006/01/11/getvariable-setvariable-crash-internet-explorer-flash-6/
      var axo = new ActiveXObject('ShockwaveFlash.ShockwaveFlash.6');
      try { axo.AllowScriptAccess = 'always'; }
      catch(e) { return '6,0,0'; }
    } catch(e) {}
    return new ActiveXObject('ShockwaveFlash.ShockwaveFlash').GetVariable('$version').replace(/\D+/g, '_').match(/^_?(.+)_?$/)[1];
  // other browsers
  } catch(e) {
    try {
      if(navigator.mimeTypes["application/x-shockwave-flash"].enabledPlugin){
        return (navigator.plugins["Shockwave Flash 2.0"] || navigator.plugins["Shockwave Flash"]).description.replace(/\D+/g, "_").match(/^_?(.+)_?$/)[1];
      }
    } catch(e) {}
  }
  return '0_0_0';
}

Utils.getBrowserDetails = function(){
		
	var N= navigator.appName, ua= navigator.userAgent, tem;
    var M= ua.match(/(opera|chrome|safari|firefox|msie|trident)\/?\s*(\.?\d+(\.\d+)*)/i);
    if(M && (tem= ua.match(/version\/([\.\d]+)/i))!= null) {
		M[2]=tem[1];
	}
    M= M? [M[1], M[2].replace(/\D+/g, '_')]: [N, navigator.appVersion,'-?'];
    var browser= {
    	"type":M[0],
    	"version":M[1]
    };
    return browser;
}

Utils.getGameParamsFromCookie = function(){
		var paramsStr;
		if(Utils.getCookie('gameParamsString')){
			paramsStr = Utils.getCookie('gameParamsString');
		}
		else{
			paramsStr = "";
		}
		
		return paramsStr;
}


    //Get current time from date timestamp
    function GetCurrentTime() {
    var my_current_timestamp;
    	my_current_timestamp = new Date();		//stamp current date & time
    	return my_current_timestamp.getTime();
    	}

    //Stamp current time as start time and reset display textbox
    function StartTiming() {
    	this.this_start_time = GetCurrentTime();	//stamp current time
    	//document.TimeDisplayForm.TimeDisplayBox.value = 0;	//init textbox display to zero
    	}

    //Stamp current time as stop time, compute elapsed time difference and display in textbox
    function EndTiming() {
    	this.this_end_time = GetCurrentTime();		//stamp current time
    	this.this_time_difference = this.this_end_time - this.this_start_time 	//compute elapsed time
    	return this.this_time_difference;
    	}

if(typeof define !== "undefined"){
	define(function(){
		return Utils;    	
	});	
}