function boldLink(page){
 if(page==""){
 page="index";
 }
 document.getElementById(page).className ="nav_over";

}
   function changePage(id,max, start){

          var currentID = document.getElementById(id);

           if(id < max){
           	id++;

           }else{
            id =start;
           }
           currentID.setAttribute('id',id);

	 for(i =start; i <=max; i++){
	 	if(i == id){
	 		document.getElementById("page"+i).className="show";

	 	}else{
	 		 		document.getElementById("page"+i).className="hidden";
	 	}
	 }

	return false;
}

   function changePage2(id,max, start, string){

          var currentID = document.getElementById(id);
       if(id ==1){
       		 document.getElementById('1').innerHTML ="<< Previous";
       }else{
       	       		 document.getElementById('2').innerHTML =string;
       }
           if(id < max){
           	id++;

           }else{
            id =start;
           }
           currentID.setAttribute('id',id);

	 for(i =start; i <=max; i++){
	 	if(i == id){
	 		document.getElementById("page"+i).className="show";

	 	}else{
	 		 		document.getElementById("page"+i).className="hidden";
	 	}
	 }

	return false;
}