/********************************************
                               Common
********************************************/

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 getBrowserInfo(elementID)
{
	document.getElementById(elementID).value=BrowserDetect.browser + ' ' + BrowserDetect.version + ' on ' + BrowserDetect.OS;
}


function simClick(elementID)
{
	if($.browser.msie) //jQuery
	{
		//IE
		document.getElementById(elementID).click();
	}
	else
	{
		//non IE
		var evt = document.createEvent("MouseEvents");
		evt.initMouseEvent("click", true, true, window, 0, 0, 0, 0, 0, false, false, false, false, 0, null);
		var cb = document.getElementById(elementID); 
		cb.dispatchEvent(evt);
	}
}


function doFieldTitle(elementID, titleText, action)
{
	if (action=='SET')
	{
		if (document.getElementById(elementID).value=='')
		{
			document.getElementById(elementID).value=titleText;
		}	
	}
	else
	if (action=='CLEAR')
	{
		if (document.getElementById(elementID).value==titleText)
		{
			document.getElementById(elementID).value='';
		}	
	}
}


function doPWFieldTitle(elementID, action, overlayDiv, pwDiv)
{
	if (action=='SET')
	{
		if (document.getElementById(elementID).value==='')
		{
			document.getElementById(overlayDiv).style.display='';
			document.getElementById(pwDiv).style.display='none';
		}	
	}
	else
	if (action=='CLEAR')
	{
		document.getElementById(overlayDiv).style.display='none';
		document.getElementById(pwDiv).style.display='';	
		document.getElementById(elementID).focus();
	}
}


function randomBgImage(path, numImages, useCookie)
{
	if (useCookie==true)
	{
		imageFile=getCookie("sitebgimage");
		if (imageFile==null)
		{
			var i=Math.floor(Math.random()*numImages); //random between 0 and numImages-1
			imageFile=path+"/bg"+i+"_2560x1600.jpg";
			setCookie("sitebgimage", imageFile, 0);
		}
	}
	else
	{
		var i=Math.floor(Math.random()*numImages); //random between 0 and numImages-1
		imageFile=path+"/bg"+i+"_2560x1600.jpg";
	}
	document.body.style.backgroundImage="url("+imageFile+")";
}


function isValidEmail(email)
{
   var reg = /^([A-Za-z0-9_\-\.])+\@([A-Za-z0-9_\-\.])+\.([A-Za-z]{2,4})$/;
   if(reg.test(email)==false)
	 {
      return false;
   }
	 else
	 {
		 return true;
	 }
}


function simClick(elementID)
{
	if($.browser.msie) //jQuery
	{
		//IE
		document.getElementById(elementID).click();
	}
	else
	{
		//non IE
		var evt = document.createEvent("MouseEvents");
		evt.initMouseEvent("click", true, true, window, 0, 0, 0, 0, 0, false, false, false, false, 0, null);
		var cb = document.getElementById(elementID); 
		cb.dispatchEvent(evt);
	}
}


function setCookie(name, value, days)
{
	if (days)
	{
		var date = new Date();
		date.setTime(date.getTime()+(days*24*60*60*1000));
		var expires = "; expires="+date.toGMTString();
	}
	else var expires = "";
	document.cookie = name+"="+value+expires+"; path=/";
}


function getCookie(name)
{
	var nameEQ = name + "=";
	var ca = document.cookie.split(';');
	for(var i=0;i < ca.length;i++)
	{
		var c = ca[i];
		while (c.charAt(0)==' ') c = c.substring(1,c.length);
		if (c.indexOf(nameEQ) == 0) return c.substring(nameEQ.length,c.length);
	}
	return null;
}