var currPage = 1;
function setPage( pageNumber ) {
	var scrollTime = 800;
	var scrollContainer = $('#offer_cont');
	
	var pagingArray = $('#paging a');
	$( pagingArray[ pageNumber ] ).addClass( 'active' );
	
	$( pagingArray[ currPage ] ).removeClass( 'active' );
	currPage = pageNumber;
	
	
	
	$( scrollContainer ).animate({ 
        marginTop: ( pageNumber-1 )*( -1 )*$('.offer_item').height()
	}, scrollTime );
}
function previousPage() {
	var movePage = currPage - 1;
	if ( movePage < 1  ) {
		movePage = $('#offer_cont .offer_item').length;
	}
	
	setPage( movePage );
}
function nextPage() {
	var movePage = currPage + 1;
	
	if ( movePage > $('#offer_cont .offer_item').length ) {
		movePage = 1;
	} 
	setPage( movePage );
}
var activeAd = false;
function changeAd( number ) {
	$('.p_heads').show( 500 );
	if (activeAd != number) {
		if ( activeAd ) {
			$('#p_content_'+activeAd ).hide( 500 );
			$('#p_head_'+activeAd ).removeClass( 'active' );
		}
		$('#p_all').hide( 500 );
		$('#p_head_'+number ).addClass( 'active' );
		$('#p_content_'+number ).show( 500 );
		activeAd = number;
	}
}
function fadeAd( number ) {
	$('#m'+number+' img').fadeTo( 300, 1 );
}
function fadeAdBack( number ) {
	$('#m'+number+' img').fadeTo( 300, 0.5 );
}
var activeColor = 1;
function changeColor( number, color ) {

	$('#color_image').attr( 'src', 'images/dec/epoq_color_'+number+'.jpg');
	$('#c_code').html( color );
	
}

function checkvals(formname)
{
	empty = false;
	
	for (i=0; i<fields.length; i++)
	{
		if (document.getElementById('form_'+fields[i]).value == "")
		{
			empty = true;
			document.getElementById('label_'+fields[i]).className = 'error';
		}
		else
		{
			document.getElementById('label_'+fields[i]).className = '';
		}
	}
	
	for (i=0; i<inputs.length; i++)
	{
		if (document.getElementById('form_'+inputs[i]).checked != true)
		{
			empty = true;
			document.getElementById('label_'+inputs[i]).className = 'error';
		}
		else
		{
			document.getElementById('label_'+inputs[i]).className = '';
		}
	}
	
	
	if (empty) setTimeout('clearVals()', 1000);
	else formname.submit();
}


function clearVals()
{
	return; // kad nedingtu raudoni
	
	for (i=0; i<fields.length; i++)
	{
		if (document.getElementById('form_'+fields[i]).value == "")
		{
			document.getElementById('label_'+fields[i]).className = '';
		}
	}
	
	for (i=0; i<inputs.length; i++)
	{
		if (document.getElementById('form_'+inputs[i]).checked != true)
		{
			document.getElementById('label_'+inputs[i]).className = '';
		}
	}
}

function checkvalsaudio(formname)
{
	empty = false;
	audiogram_error = true;
	
	for (i=0; i<fields.length; i++)
	{
		if (document.getElementById('form_'+fields[i]).value == "")
		{
			empty = true;
			document.getElementById('label_'+fields[i]).className = 'error';
		}
		else
		{
			document.getElementById('label_'+fields[i]).className = '';
		}
	}
	
	for (i=0; i<inputs.length; i++)
	{
		if (document.getElementById('form_'+inputs[i]).checked != true)
		{
			empty = true;
			document.getElementById('label_'+inputs[i]).className = 'error';
		}
		else
		{
			document.getElementById('label_'+inputs[i]).className = '';
		}
	}
	
	ears = new Array('y_ear_left_1', 'y_ear_left_2', 'y_ear_left_3', 'y_ear_left_4', 'y_ear_left_5', 'y_ear_left_6', 'y_ear_left_7',
		'y_ear_right_1', 'y_ear_right_2', 'y_ear_right_3', 'y_ear_right_4', 'y_ear_right_5', 'y_ear_right_6', 'y_ear_right_7');
		
	for (i=0; i<ears.length; i++)
	{
		if (document.getElementById(ears[i]).value != "0")
		{
			audiogram_error = false;
			document.getElementById('label_audiogram').className = 'error';
		}
		else
		{
			document.getElementById('label_audiogram').className = '';
		}
	}
	
	if (document.getElementById('form_audiogram').value != "")
	{
		audiogram_error = false;
	}
	
	if (audiogram_error)
	{
		empty = true;
		document.getElementById('label_audiogram').className = 'error';
		alert('Įkelkite failą arba pasirinkite audiogramos koordinates');
	}
	else
	{
		document.getElementById('label_audiogram').className = '';
	}
	
	
	if (empty) setTimeout('clearVals()', 1000);
	else formname.submit();
}