/// BEGIN BROWSER CHECK

var na = navigator.appVersion;
var napN = navigator.appName;
var nu = navigator.userAgent;

var isNS6up=false;
var isNS62up=false;
var isIE=false;
var isNN4=false;
var isOpera5up=false;

if ((nu.indexOf("MSIE")!=-1)&&(nu.indexOf("Opera")==-1)){isIE=true;}
var ieMajor=isIE?parseInt(nu.slice(nu.indexOf("MSIE")+4)):0;
var isIE4up=ieMajor>=4;
var isIE5up=ieMajor>=5;
if ((napN =="Netscape")&&(na.indexOf("4")==0)){isNN4=true;}
if (nu.indexOf("Netscape6")!=-1){isNS6up=true;}
var ns6Minor=isNS6up?parseFloat(nu.slice(nu.indexOf("Netscape6/")+10)):0;
if (ns6Minor>=6.2){isNS62up=true;}
if (nu.indexOf("Opera 5")!=-1){isOpera5up=true;}

var isWin=false;
var isWin98=false;
var isWinNT=false;
var isMac=false;

if (nu.indexOf("Win")!=-1){isWin=true;}
if (nu.indexOf("Windows NT")!=-1){isWinNT=true;}
if (nu.indexOf("Windows 98")!=-1){isWin98=true;}
if (nu.indexOf("Mac")!=-1){isMac=true;}


var inpWidthLg=10;

if (isNS6up){
    inpWidthLg=13; 
}
if ((isIE4up||isOpera5up)&&(isWin)) {inpWidthLg=14;}
if (isIE4up && isMac )              {inpWidthLg=13;}
if (isNN4 && isMac)                 {inpWidthLg=10;}

/// END BROWSER CHECK

/// BEGIN NAV ROLLOVERS

if (document.images) {
	rollovers = 1;
} else {
    rollovers = 0;
}
        
if (rollovers)
{

nav_home_OVER = new Image(183,20);
nav_home_OVER.src = "images/nav_home_ON.gif";
nav_home_OFF = new Image(183,20);
nav_home_OFF.src = "images/nav_home_OFF.gif";

nav_path_OVER = new Image(183,20);
nav_path_OVER.src = "images/nav_path_ON.gif";
nav_path_OFF = new Image(183,20);
nav_path_OFF.src = "images/nav_path_OFF.gif";

nav_coach_OVER = new Image(183,20);
nav_coach_OVER.src = "images/nav_coach_ON.gif";
nav_coach_OFF = new Image(183,20);
nav_coach_OFF.src = "images/nav_coach_OFF.gif";

nav_seminars_OVER = new Image(183,20);
nav_seminars_OVER.src = "images/nav_seminars_ON.gif";
nav_seminars_OFF = new Image(183,20);
nav_seminars_OFF.src = "images/nav_seminars_OFF.gif";

nav_about_OVER = new Image(183,20);
nav_about_OVER.src = "images/nav_about_ON.gif";
nav_about_OFF = new Image(183,20);
nav_about_OFF.src = "images/nav_about_OFF.gif";

nav_contact_OVER = new Image(183,20);
nav_contact_OVER.src = "images/nav_contact_ON.gif";
nav_contact_OFF = new Image(183,20);
nav_contact_OFF.src = "images/nav_contact_OFF.gif";



}


function imgOn( imgName ) {
	if ( rollovers ) {
		document[imgName].src = eval( "nav_" + imgName + "_OVER.src" );
	}
}

function imgOff( imgName ) {
	if ( rollovers ) {
		document[imgName].src = eval( "nav_" + imgName + "_OFF.src" );
	}
}

/// END NAV ROLLOVERS


function isblank(s){
	for(var i = 0; i < s.length; i++){
		var c = s.charAt(i);
		if ((c != ' ') && (c != '\n') && (c != '\t')) return false;
	}
return true;
}

function isEmpty(input) {
	if (input == "" || input == null) {
		return true
	}
	return false
}

function select(field) {
	field.focus()
	field.select()
}

function checkNums(value) {
	var chars = "0123456789.-()";
	for (i=0; i < value.length; i++) {
		c = value.charAt(i).toLowerCase();
		if(chars.indexOf(c) == -1) {
			return true;
			break;
		}
	}
}