var max_pages = 144;
var url = window.location.href;
var url2 =(url.substring(0,url.length-8));
var page =(url.substring(url.length,url.length-8)).substring(0,3);
var prevpage =(page*1)-1;
var nextpage =(page*1)+1;
var link = 'href';

//document.write('this is page'+page+'<p> ');
//document.write('this is page'+url2+'<p> ');
//document.write('this is page'+url+'<p> ');

// this is the previous page navigation
//document.write('<p>this is prevpage number '+prevpage+'<p>');
if (prevpage <2) {
link = 'name';
}
if (prevpage<10) {
	document.write('<center><a '+link+'="'+url2+'00'+prevpage+'.html">previous page</a> ');	
}
else if (prevpage>9 && prevpage<100) {
	document.write('<center><a '+link+'="'+url2+'0'+prevpage+'.html">previous page</a> ');	
}
else {
	document.write('<center><a '+link+'="'+url2+prevpage+'.html">previous page</a> ');}

//This writes the links to each page
for (i=1;i<max_pages+1;i++) {
link = 'href';
if (i==page){
link = 'name';}
}
//document.write('¦ <a '+link+'="'+url2+(i)+'.html">'+i+'</a> ');}


//This writes the next page navigation

if (nextpage<10) {
	document.write('¦ <a '+link+'="'+url2+'00'+nextpage+'.html">next page</a></center> ');
	}
else if (nextpage<100 && nextpage>9) {
	document.write('| <a '+link+'="'+url2+'0'+nextpage+'.html">next page</a> '); }
else {
	document.write('¦ <a '+link+'="'+url2+nextpage+'.html">next page</a></center> ');}

//document.write('<p>this is page number '+page+'<p>');
//document.write('<p>this is prevpage number '+prevpage+'<p>');
//document.write('<p>this is nextpage number '+nextpage+'<p>');