function changeBannerImage( nID )
{
	for( var i = 1; i <= 5; i++ )
	{
		var temp = 'bannerbutton_'+i;
		if(document.images[temp])
		{
			document.images[temp].src='images/main_b_num0'+i+'.gif';
		}
	}
	var num = 'bannerbutton_'+nID;
	if(document.images[num])
	{
		document.images[num].src='images/main_b_num0'+nID+'r.gif';
	}
}

var pannel_no = 1;
var timer;

window.onload = function()
{
	timer = setTimeout(shift_img, 3000);
	timer2 = setTimeout(shift_img2, 3000);
}

function shift_img(num)
{
	var pannel_next;

	if(num)
	{
		pannel_next = num;
		if(timer)
			clearTimeout(timer);
	}
	else
	{
		pannel_next = pannel_no + 1;
		
		if(pannel_no == 5)
			pannel_next -= 5;
	}

	var str_curr = 'img' + pannel_no;
	var str_next = 'img' + pannel_next;
	
	var curr = document.getElementById(str_curr);
	var next = document.getElementById(str_next);
	
	if(curr)
	{
		curr.style.display = 'none';
	}
	if(next)
	{
		next.style.display = 'block';
		next.onmouseover=m_over1;
		next.onmouseout=m_out1;
	}

	changeBannerImage( pannel_next );
	pannel_no = pannel_next;
	timer = setTimeout(shift_img, 3000);
}
function m_over1()
{
	if(timer)
	{
		clearTimeout(timer);
	}
}
function m_out1()
{
	if(timer)
	{
		clearTimeout(timer);
		timer = setTimeout(shift_img, 2000);
	}
}

var mv_pannel_no = 1;
var timer2;

function shift_img2(num)
{
	var taForm = document.mvForm;

	var mv_pannel_next;
	
	if(taForm)
	{
		if(num == 0)
		{
			if(taForm.currmv)
			{
				if( parseInt(eval(taForm.currmv.value) - 1 ) < 1 )
					taForm.currmv.value = 8;
				taForm.currmv.value = parseInt(eval(taForm.currmv.value)-1);
				mv_pannel_next = taForm.currmv.value;
			}
			if(timer2)
					clearTimeout(timer2);
		}
		else
		{
			if(taForm.currmv)
			{
				if( parseInt(eval(taForm.currmv.value) + 1 ) > 7 )
					taForm.currmv.value = 0;
				taForm.currmv.value = parseInt(eval(taForm.currmv.value)+1);
				mv_pannel_next = taForm.currmv.value;
			}
	
			if(timer2)
				clearTimeout(timer2);
		}
	}
	
	var str_curr_mv = 'mvimg' + mv_pannel_no;
	var str_next_mv = 'mvimg' + mv_pannel_next;
	
	var curr_mv = document.getElementById(str_curr_mv);
	var next_mv = document.getElementById(str_next_mv);
	
	if(curr_mv)
	{
		curr_mv.style.display= 'none';
	}

	if(next_mv)
	{
		next_mv.style.display= 'block';
	}
	
	mv_pannel_no = mv_pannel_next;
	timer2 = setTimeout(shift_img2, 3000);

	formobj = null;
}