function nextPg() { 
var str = window.location.href ;
//var stop = str.indexOf(".") ;
var stop = str.indexOf(".html") ;
var address = str.substring(0, str.length-6);
str = str.substring(stop-1,stop) ;
var index = parseInt(str) ;
index += 1 ;

str = index 

str = address + str + ".html" 

window.location = str 
}

function prevPg() { 
var str = window.location.href ;
//var stop = str.indexOf(".") ;
var stop = str.indexOf(".html") ;
var address = str.substring(0, str.length-6);
str = str.substring(stop-1,stop) ;
var index = parseInt(str) ;
index -= 1 ;

str = index 

str = address + str + ".html" 

window.location = str 
} 

function pageOne() { 
var str = window.location.href ;
//var stop = str.indexOf(".") ;
var stop = str.indexOf(".html") ;
var address = str.substring(0, str.length-6);

var index = parseInt(str) ;

str = index 

str = address + "1.html" 

window.location = str 
} 

function pageTwo() { 
var str = window.location.href ;
//var stop = str.indexOf(".") ;
var stop = str.indexOf(".html") ;
var address = str.substring(0, str.length-6);

var index = parseInt(str) ;

str = index 

str = address + "2.html" 

window.location = str 
}

function pageThree() { 
var str = window.location.href ;
//var stop = str.indexOf(".") ;
var stop = str.indexOf(".html") ;
var address = str.substring(0, str.length-6);

var index = parseInt(str) ;

str = index 

str = address + "3.html" 

window.location = str 
} 

function pageFour() { 
var str = window.location.href ;
//var stop = str.indexOf(".") ;
var stop = str.indexOf(".html") ;
var address = str.substring(0, str.length-6);

var index = parseInt(str) ;

str = index 

str = address + "4.html" 

window.location = str 
} 

function pageFive() { 
var str = window.location.href ;
//var stop = str.indexOf(".") ;
var stop = str.indexOf(".html") ;
var address = str.substring(0, str.length-6);

var index = parseInt(str) ;

str = index 

str = address + "5.html" 

window.location = str 
} 

function pageSix() { 
var str = window.location.href ;
//var stop = str.indexOf(".") ;
var stop = str.indexOf(".html") ;
var address = str.substring(0, str.length-6);

var index = parseInt(str) ;

str = index 

str = address + "6.html" 

window.location = str 
} 

function pageSeven() { 
var str = window.location.href ;
//var stop = str.indexOf(".") ;
var stop = str.indexOf(".html") ;
var address = str.substring(0, str.length-6);

var index = parseInt(str) ;

str = index 

str = address + "7.html" 

window.location = str 
}