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();



if (document.images) {
// HOME NAV
abo_on = new Image();	abo_on.src = view_path+"images/roll/about_on.gif";
abo_off = new Image();	abo_off.src = view_path+"images/roll/about_off.gif";
att_on = new Image();	att_on.src = view_path+"images/roll/attorneys_on.gif";
att_off = new Image();	att_off.src = view_path+"images/roll/attorneys_off.gif";
suc_on = new Image();	suc_on.src = view_path+"images/roll/successes_on.gif";
suc_off = new Image();	suc_off.src = view_path+"images/roll/successes_off.gif";
pra_on = new Image();	pra_on.src = view_path+"images/roll/practiceareas_on.gif";
pra_off = new Image();	pra_off.src = view_path+"images/roll/practiceareas_off.gif";
rec_on = new Image();	rec_on.src = view_path+"images/roll/careers_on.gif";
rec_off = new Image();	rec_off.src = view_path+"images/roll/careers_off.gif";
res_on = new Image();	res_on.src = view_path+"images/roll/resources_on.gif";
res_off = new Image();	res_off.src = view_path+"images/roll/resources_off.gif";
blog_on = new Image();	blog_on.src = view_path+"images/roll/blog_on.gif";
blog_off = new Image();	blog_off.src = view_path+"images/roll/blog_off.gif";
con_on = new Image();	con_on.src = view_path+"images/roll/contact_on.gif";
con_off = new Image();	con_off.src = view_path+"images/roll/contact_off.gif";

tab_act_left = new Image(); tab_act_left.src = view_path + 'images/tab_act_left.gif';
tab_act_right = new Image(); tab_act_right.src = view_path + 'images/tab_act_right.gif';
tab_act_inner = new Image(); tab_act_inner.src = view_path + 'images/tab_act_bg.gif';

tab_off_left = new Image(); tab_off_left.src = view_path + 'images/tab_off_left.gif';
tab_off_right = new Image(); tab_off_right.src = view_path + 'images/tab_off_right.gif';
tab_off_inner = new Image(); tab_off_inner.src = view_path + 'images/tab_off_bg.gif';

tab_hover_left = new Image(); tab_hover_left.src = view_path + 'images/tab_hover_left.gif';
tab_hover_right = new Image(); tab_hover_right.src = view_path + 'images/tab_hover_right.gif';
tab_hover_inner = new Image(); tab_hover_inner.src = view_path + 'images/tab_hover_bg.gif';
}

function pause(millis){
  var date = new Date();
  var curDate = null;
  
  do { curDate = new Date(); }
  while(curDate-date < millis);
}

function roll(sname,rname){
	if(BrowserDetect.browser != 'Safari') sname.src = rname.src;
   
}

function id2elem(id) {
	if (typeof(id) != 'string') {
		return id;
	}
	if (document.getElementById) {
		id = document.getElementById(id);
	} else if (document.all) {
		id=document.all[id];
	} else {
		id = null;
	}
	return id;
}

function popup(url,width,height){
    nw = window.open(url,"newwindow","width="+width+",height="+height+",status=0,toolbar=0,menubar=0,scrollbars=1,resizable=1,location=0");
    if (parseInt(navigator.appVersion)>3) {
       if (navigator.appName=="Netscape") {
          winW = window.innerWidth;
          winH = window.innerHeight;
       }
       if (navigator.appName.indexOf("Microsoft")!=-1) {
          winW = document.body.offsetWidth;
          winH = document.body.offsetHeight;
       }
    }
    posX = (winW/2)-(width/2);
    posY = (winH/2)-(height/2);
    nw.moveTo(posX,posY);
    nw.focus();
}

function checkForm(){
if (document.subscribeForm.elements['Email Address'].value.length > 0){
 return true;
 }
else{
 alert('Please enter your email address.');
 document.subscribeForm.elements['Email Address'].focus();
 return false;
 }
}

function tabhover(tabNum){
    tabL = id2elem("tl"+Math.abs(tabNum));
    tabR = id2elem("tr"+Math.abs(tabNum));
    tabI = id2elem("ti"+Math.abs(tabNum));
    if(tabNum > 0){ //mouseover
        if(tabL.className.indexOf("_act_")<0){
            tabL.className = "tab_hover_left";
            tabR.className = "tab_hover_right";
            tabI.className = "tab_hover_inner";
        }
    }else{//mouseout
        if(tabL.className.indexOf("_act_")<0){
            tabL.className = "tab_off_left";
            tabR.className = "tab_off_right";
            tabI.className = "tab_off_inner";
        }

    }
}
function tabswitch(tabNum,contentPrefix,contentMax){
    //set tab colors
    for(j = 1 ; j <= contentMax; j++){
        tabL = id2elem("tl" + j);
        tabR = id2elem("tr" + j);
        tabI = id2elem("ti" + j);
        tabW = id2elem("tab" + j);
        contentElem = id2elem(contentPrefix + j);

        if(j == tabNum){
            tabL.className = "tab_act_left";
            tabR.className = "tab_act_right";
            tabI.className = "tab_act_inner";
            tabW.style.zIndex = '5';
            contentElem.style.display = "block";
        }else{
            tabL.className = "tab_off_left";
            tabR.className = "tab_off_right";
            tabI.className = "tab_off_inner";
            tabW.style.zIndex = '3';

            contentElem.style.display = "none";
        }
    }
}
//gets random number between 1 and upper
function rand(upper)
{
    var ranNum= Math.floor(Math.random()*upper) +1;
    return ranNum;
}