function isEmail(s){
	var regex = /(^[a-z]([a-z_\.]*)@([a-z_\.]*)([.][a-z]{3})$)|(^[a-z]([a-z_\.]*)@([a-z_\.]*)(\.[a-z]{3})(\.[a-z]{2})*$)/i
	var regex =	/^([\w-]+(?:\.[\w-]+)*)@((?:[\w-]+\.)*\w[\w-]{0,66})\.([a-z]{2,6}(?:\.[a-z]{2})?)$/i;
	return regex.test(s);
}

function addLoadEvent(func) {
	var oldonload = window.onload;
	if (typeof window.onload != 'function') {
		window.onload = func;
	}else{
		window.onload = function() {
  			oldonload();
  			func();
		}
	}
}

function prepareInputsForHints() {
/*	var inputs = document.getElementsByTagName("input");
	for (var i=0; i<inputs.length; i++){
		// test to see if the hint span exists first
		if (inputs[i].parentNode.getElementsByTagName("span")[0]) {
			// the span exists!  on focus, show the hint

			addEvent(inputs[i], 'focus', function () {
				this.parentNode.getElementsByTagName("span")[0].style.display = "inline";
//				this.parentNode.getElementsByTagName("em")[0].style.display = "inline";
			}
			);
//			addEvent(inputs[i], 'blur', function () {
//				this.parentNode.getElementsByTagName("span")[0].style.display = "none";}
//			);
		}
	}
	// repeat the same tests as above for selects
	var selects = document.getElementsByTagName("select");
	for (var k=0; k<selects.length; k++){
		if (selects[k].parentNode.getElementsByTagName("span")[0]) {
			selects[k].onfocus = function () {
				this.parentNode.getElementsByTagName("span")[0].style.display = "inline";
			}
//			selects[k].onblur = function () {
//				this.parentNode.getElementsByTagName("span")[0].style.display = "none";
//			}
		}
	}*/
}
addLoadEvent(prepareInputsForHints);

function addEvent( obj, type, fn ) {
	if(obj) {
	   if ( obj.attachEvent ) {
		 obj['e'+type+fn] = fn;
		 obj[type+fn] = function(){obj['e'+type+fn]( window.event );}
		 obj.attachEvent( 'on'+type, obj[type+fn] );
	   } else
		 obj.addEventListener( type, fn, false );
	}
 }

function findPosition(obj){
	var curleft = curtop = 0;
	if(obj.offsetParent){
		do{
			curleft += obj.offsetLeft;
			curtop += obj.offsetTop;
		} while (obj = obj.offsetParent);

		return [curleft,curtop];
	}
}

function isNumeric(str){
	var regex =	/^[0-9]+$/;
	return regex.test(str);
}

function isValidUrl(strUrl){
	var regex = new RegExp();
	/*regex.compile("^(((ht|f)tp(s?))\:\/\/)?(www.|[a-zA-Z0-9-].)[a-zA-Z0-9\-\.]+\.([a-zA-Z]{2,3}(\.)?([a-zA-Z]{2})?)(\:[0-9]+)*(/($|[a-zA-Z0-9\.\,\;\?\'\\\+&%\$#\=~_\-]+))*$");*/
	
	regex.compile("^[A-Za-z]+://[A-Za-z0-9-_]+\\.[A-Za-z0-9-_%&\?\/.=]+$");

	return regex.test(strUrl);
}

function isValidPhone(str){
	var regex = /^((\+)?(\d{2}[-]))?(\d{8,15}){1}?$/;
	return regex.test(str);
}

function textCounter(field, maxlimit) {
	if (field.value.length > maxlimit) { // if too long...trim it!
		field.value = field.value.substring(-1, maxlimit);
	}
}
function showHideDiv(obj,val) {
	if(val == 1) {
		$("#"+obj).show();
	}else {
		$("#"+obj).hide();
	}
}
function isText(str){
	var regex = new RegExp();
    regex.compile("^(?:[0-9a-zA-Z\(\)\"\'\& ]+)$");
	return regex.test(str);
}

function checkImage(fileName, fileTypes) {
	if(!fileTypes)
		fileTypes = "jpg,gif,jpeg,png,jpe";

	var OK = fileTypes.split(",");
	var theFile = fileName.toLowerCase(); // i.e. the file name passed to the function
	var fileOK = 0;
	for (i = 0; i < OK.length; i++) {
		if (theFile.indexOf('.'+OK[i]) != -1) {
			return true; // one of the file extensions found
		}
	}
	return false;
}

function unescapeHTML(html) {
	var htmlNode = document.createElement("DIV");
	htmlNode.innerHTML = html;
	if(htmlNode.innerText)
	return htmlNode.innerText; // IE
	return htmlNode.textContent; // FF
}

function isValidTime(str){
	var regex = /^([01]?[0-9]|2[0-3]):[0-5][0-9]$/;
	return regex.test(str);	
}

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()