function clear_field(obj) {
	obj.value='';
}

tmr1=0;
tmr2=0;

function show_sub1(obj,mnu)
{
	window.clearTimeout(tmr1);
	
	
	
	offset_y1 = document.getElementById('menu').offsetTop + document.getElementById('menu1_'+mnu).offsetTop;
	offset_x1 = document.getElementById('container').offsetLeft + document.getElementById('menu1_'+mnu).offsetLeft + 200;
	
	for (i=0;i<100;i++)
	{
		if (i != mnu)
		{
			tmp = document.getElementById('menu1_'+i);
			if (tmp)
				tmp.className = 'menu1';
		}
	}
	
	for (i=0;i<100;i++)
	{
		tmp = document.getElementById('submenu1_'+i);
		if (tmp)
			tmp.style.visibility = 'hidden';
	}
  
	e = document.getElementById('submenu1_'+mnu);

	if (e)
	{
		e.style.top = offset_y1 + 'px';
		e.style.left = offset_x1 + 'px';
		
		e.style.visibility = 'visible';
		tmr1 = window.setTimeout("hide_menu1()",1000);
	}
}		

function hide_menu1()
{
	for (i=0;i<100;i++)
	{
		tmp = document.getElementById('menu1_'+i);
		if (tmp)
			tmp.className = 'menu1';
	}


	for (i=0;i<100;i++)
	{
		tmp = document.getElementById('submenu1_'+i);
		if (tmp)
			tmp.style.visibility = 'hidden';
	}
}

function resetTimer1()
{
	window.clearTimeout(tmr1);
	tmr1 = window.setTimeout("hide_menu1()",1000)
}

function stopTimer1()
{
	window.clearTimeout(tmr1);
}

function startTimer1()
{
	tmr1 = window.setTimeout("hide_menu1()",1000)
}		

function show_sub2(obj,mnu)
{
	window.clearTimeout(tmr2);
	
	
	
	offset_y1 = document.getElementById('menu2').offsetTop + 30;
	offset_x1 = document.getElementById('menu2').offsetLeft + document.getElementById(obj.id).offsetLeft;
	
	
	for (i=0;i<100;i++)
	{
		if (i != mnu)
		{
			tmp = document.getElementById('menu2_'+i);
			if (tmp)
				tmp.className = 'menu2';
		}
	}
	
	for (i=0;i<100;i++)
	{
		tmp = document.getElementById('submenu2_'+i);
		if (tmp)
			tmp.style.visibility = 'hidden';
	}
  
	e = document.getElementById('submenu2_'+mnu);

	if (e)
	{
		e.style.top = offset_y1 + 'px';
		e.style.left = offset_x1 + 'px';
		
		e.style.visibility = 'visible';
		tmr2 = window.setTimeout("hide_menu2()",1000);
	}
}		

function hide_menu2()
{
	for (i=0;i<100;i++)
	{
		tmp = document.getElementById('menu2_'+i);
		if (tmp)
			tmp.className = 'menu2';
	}


	for (i=0;i<100;i++)
	{
		tmp = document.getElementById('submenu2_'+i);
		if (tmp)
			tmp.style.visibility = 'hidden';
	}
}

function resetTimer2()
{
	window.clearTimeout(tmr1);
	tmr2 = window.setTimeout("hide_menu2()",1000)
}

function stopTimer2()
{
	window.clearTimeout(tmr2);
}

function startTimer2()
{
	tmr2 = window.setTimeout("hide_menu2()",1000)
}