var gb_index_div_curr_afisat = 1;
var gb_NR_DIVURI_DE_AFISAT = 5000000;
var gb_SZ_PREFIX = "div_";
function show_next()
{
var ctrl_span = document.getElementById('nr_pages');
	//alert (ctrl_span.innerHTML);
	
	// fac unica bibilire a nr de div ce tre' afisate
	if(gb_NR_DIVURI_DE_AFISAT == 5000000)
	{
		gb_NR_DIVURI_DE_AFISAT = document.getElementById('total_pages').innerHTML;
	}
	
	// merg la urmatorul
	++gb_index_div_curr_afisat;
	
	// verificare
	if(gb_index_div_curr_afisat > gb_NR_DIVURI_DE_AFISAT)
	{
		gb_index_div_curr_afisat = 1;
	}
	
	// job
	// 1. ascund divurile care au ID in amonte de "i".
	


	for(i=1; i<=gb_index_div_curr_afisat-1; ++i)
	{
		var s=new String(gb_SZ_PREFIX)+new String(i);
		//alert('ascund: '+ s);
		document.getElementById(s).style.display='none';
	}
		
	// 2. arat div curr
	var scurr=new String(gb_SZ_PREFIX)+new String(gb_index_div_curr_afisat);
	//alert('ARAT: '+ scurr);
	document.getElementById(scurr).style.display='block';
	// 3. arat divurile care au ID in aval de "i".
	for(i=gb_index_div_curr_afisat+1; i<=gb_NR_DIVURI_DE_AFISAT ; ++i)
	{
		var s_=new String(gb_SZ_PREFIX)+new String(i);
		//alert('ascund: '+ s_);
		document.getElementById(s_).style.display='none';
	}
		ctrl_span.innerHTML = gb_index_div_curr_afisat;
}
function show_prev()
{
var ctrl_span = document.getElementById('nr_pages');
	// fac unica bibilire a nr de div ce tre' afisate
	if(gb_NR_DIVURI_DE_AFISAT == 5000000)
	{
		gb_NR_DIVURI_DE_AFISAT = document.getElementById('total_pages').innerHTML;
	}

	// merg la anteriorul
	--gb_index_div_curr_afisat;
	
	// verificare
	if(gb_index_div_curr_afisat <1)
	{
		gb_index_div_curr_afisat = gb_NR_DIVURI_DE_AFISAT;
	}
	
	// job
	// 1. ascund divurile care au ID in amonte de "i".
	for(i=1; i<=gb_index_div_curr_afisat-1; ++i)
	{
		var s=new String(gb_SZ_PREFIX)+new String(i);
		//alert('ascund: '+ s);
		document.getElementById(s).style.display='none';
	}
		
	// 2. arat div curr
	var scurr=new String(gb_SZ_PREFIX)+new String(gb_index_div_curr_afisat);
	//alert('ARAT: '+ scurr);
	document.getElementById(scurr).style.display='block';
	
	// 3. arat divurile care au ID in aval de "i".
	for(i=gb_index_div_curr_afisat+1; i<=gb_NR_DIVURI_DE_AFISAT ; ++i)
	{
		var s_=new String(gb_SZ_PREFIX)+new String(i);
		//alert('ascund: '+ s_);
		document.getElementById(s_).style.display='none';
	}
	
	ctrl_span.innerHTML = gb_index_div_curr_afisat;
}